The GDP of India is expected to increase from $13.2 trillion in 2040 to $22.2 trillion in 2050. The GDP of India is expected to increase from $22.2 trillion in 2050 to $33.2 trillion in 2060. India's GDP is expected to expand from $33.2 trillion in 2060 to $45.8 trillion in 2070, narrowing the gap with the United States' $48.5 trillion.