Gautam Adani on Monday reclaimed his position as the world's third-richest person with $131.9 billion wealth. The 60-year-old industrialist overtook Amazon Founder Jeff Bezos on Forbes' Real-Time Billionaires List after adding $314 million to his net worth. Elon Musk is currently the world's richest person with $223.8 billion fortune, followed by Bernard Arnault with a net worth of $156.5 billion.