Gautam Adani, the founder and chairman of the Adani Group, has surpassed Mukesh Ambani in the Bloomberg Billionaires Index, securing the title of the richest Indian. Adani now holds the 12th spot, while Ambani is in the 13th position. Adani's net worth is reported at $97.6 billion, slightly ahead of Ambani's $97.0 billion. Both billionaires have ascended in their rankings.