A method for forming an airfoil of a gas turbine engine, comprising: forming a pressure side half of the airfoil, wherein the pressure side half comprises a fiber metal laminate; forming a suction side half of the airfoil, wherein the suction side half comprises the fiber metal laminate; and coupling the pressure side half to the suction side half, wherein the pressure side half spans between a center line and a pressure side, the suction side half spans between the center line and a suction side, and the forming the pressure side half comprises: coupling a middle pressure side layer (543A-547A) to an outer pressure side layer having an outer pressure side length, the middle pressure side layer comprising a middle pressure side length, wherein the outer pressure side layer is adjacent to the pressure side; and coupling an inner pressure side layer to the middle pressure side layer, the inner pressure side layer comprising an inner pressure side length, wherein the inner pressure side layer is adjacent to the center line, the middle pressure side layer is between the outer pressure side layer and the inner pressure side layer, the outer pressure side length is larger than the middle pressure side length, and the middle pressure side length is larger than the inner pressure side length. forming a pressure side half of the airfoil, wherein the pressure side half comprises a fiber metal laminate; forming a suction side half of the airfoil, wherein the suction side half comprises the fiber metal laminate; and coupling the pressure side half to the suction side half, wherein the pressure side half spans between a center line and a pressure side, the suction side half spans between the center line and a suction side, and the forming the pressure side half comprises: coupling a middle pressure side layer (543A-547A) to an outer pressure side layer having an outer pressure side length, the middle pressure side layer comprising a middle pressure side length, wherein the outer pressure side layer is adjacent to the pressure side; and coupling an inner pressure side layer to the middle pressure side layer, the inner pressure side layer comprising an inner pressure side length, wherein the inner pressure side layer is adjacent to the center line, the middle pressure side layer is between the outer pressure side layer and the inner pressure side layer, the outer pressure side length is larger than the middle pressure side length, and the middle pressure side length is larger than the inner pressure side length. coupling a middle pressure side layer (543A-547A) to an outer pressure side layer having an outer pressure side length, the middle pressure side layer comprising a middle pressure side length, wherein the outer pressure side layer is adjacent to the pressure side; and coupling an inner pressure side layer to the middle pressure side layer, the inner pressure side layer comprising an inner pressure side length, wherein the inner pressure side layer is adjacent to the center line, the middle pressure side layer is between the outer pressure side layer and the inner pressure side layer, the outer pressure side length is larger than the middle pressure side length, and the middle pressure side length is larger than the inner pressure side length.