highest net worth women
About Richest Women In America. Forbes released the 2012 list of billionaires, there are 21 women billionaires in the world. They have a combined total net worth of $248.6 billion.Last year had 20 women billionaires in the world with combined fortune of $232 billion..Christy Walton, 57, & family. Net worth : $25.3 billion â As of March 2012. Source: Wal-Mart, U.S. The widow of John Walton inherited her wealth after he died in an airplane accident in 2005.