Net worth of family which controls Walmart is $150 billion

The net worth of the Walton family, which controls the world's largest retailer Walmart, is about $150 billion, according to Forbes. The American family has 7 billionaires, with three of them featuring among world's top 30 richest people. Walmart on Wednesday announced it will acquire 77% stake in India's Flipkart, valuing the e-commerce company at about $21 billion.