Finding the Fourth Proportional to 310,403,843.29, 465,222,366.18 and 266,375,118.97
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Solution
The fourth proportional to 310,403,843.29, 465,222,366.18 and 266,375,118.97 is: 399,233,662.27
Step by Step Solution
- Step 1: Write the proportion equation
310,403,843.29 : 465,222,366.18 = 266,375,118.97 : x - Step 2: Convert to fraction form
310,403,843.29/465,222,366.18 = 266,375,118.97/x - Step 3: Cross multiply
310,403,843.29x = 465,222,366.18 × 266,375,118.97 - Step 4: Simplify right side
310,403,843.29x = 123,923,663,140,530,560 - Step 5: Solve for x
x = 123,923,663,140,530,560/310,403,843.29 - Step 6: Final answer
x = 399,233,662.27
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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.