0.5 percent of 3 billion = 0.020.5 percent of 3,000,420,000 = 0.020.5 percent of 3,250,000 = 0.020.5 percent of 3,800,000 = 0.020.5 percent of 3,822,561,000 = 0.020.5 percent of 3,822,561,000 = 0.020.5 percent of 3,900,000,000 = 0.020.5 percent of 3,904,727,342 = 0.020.5 percent of 3,950000 = 0.020.5 percent of 3,970,238,390 = 0.02