1 percent of 4 billion = 0.041 percent of 4 billion = 0.041 percent of 4 million = 0.041 percent of 4 trillion = 0.041 percent of 4,000,000 = 0.041 percent of 4,000,000,00 = 0.041 percent of 4,000,000,000 = 0.041 percent of 4,000,000,000,000 = 0.041 percent of 4,000,000.00 = 0.041 percent of 4,200,000 = 0