2. Mukesh Ambani
The tycoon behind one of India's most valuable companies, oil and gas giant Reliance Industries, upped his wealth by over $3.7 billion.
Total net worth: $63.7 billion
The tycoon behind one of India's most valuable companies, oil and gas giant Reliance Industries, upped his wealth by over $3.7 billion.
Total net worth: $63.7 billion