Indian businessman Mukesh Ambani is worth $68.4 billion. Business Insider says he's the richest person in India and all of Asia. What do we know about him? Ambani is the chairman and largest shareholder of oil-to-telecom conglomerate Reliance Industries. He is almost four times richer than the second-richest person in India. He and his family live in a 27-story skyscraper in Mumbai that cost an estimated $1 billion to build. Ambani gets approximately $31,202 richer every minute.