Reuters, Getty, AP; Shayanne Gal/Business Insider
- Mukesh Ambani is worth $121 billion, according to the Bloomberg Billionaires Index.
- The world's 11th-richest person controls India's Reliance Industries.
- The Ambanis live in a 27-story skyscraper in Mumbai thought to have cost $1 billion.
Mukesh Ambani, the richest person in India and 11th-richest person in the world, is kicking off pre-wedding celebrations for his son Anant this weekend.
Mukesh Ambani is worth $121 billion per the Bloomberg Billionaires Index.