Mukesh Ambani has spent $35 billion to bring the first all 4G wireless network to India. This allows him to offer free phone calls and exceptionally inexpensive data and given 1.3 billion people access to global tech and ecommerce giants. Read more: India's Richest Man Brings Speedy Internet To The destitute,Repressed, Rural Areas Of Indi
Source: celebritynetworth.com