Finding the Fourth Proportional to 170,231,231.68, 255,382,714.24 and 55,206,804.80
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Solution
The fourth proportional to 170,231,231.68, 255,382,714.24 and 55,206,804.80 is: 82,821,838.95
Step by Step Solution
- Step 1: Write the proportion equation
170,231,231.68 : 255,382,714.24 = 55,206,804.80 : x - Step 2: Convert to fraction form
170,231,231.68/255,382,714.24 = 55,206,804.80/x - Step 3: Cross multiply
170,231,231.68x = 255,382,714.24 × 55,206,804.80 - Step 4: Simplify right side
170,231,231.68x = 14,098,863,654,341,860 - Step 5: Solve for x
x = 14,098,863,654,341,860/170,231,231.68 - Step 6: Final answer
x = 82,821,838.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.