Finding the Fourth Proportional to 417,564,990.01, 576,175,629.40 and 241,318,951.09
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Solution
The fourth proportional to 417,564,990.01, 576,175,629.40 and 241,318,951.09 is: 332,983,132.82
Step by Step Solution
- Step 1: Write the proportion equation
417,564,990.01 : 576,175,629.40 = 241,318,951.09 : x - Step 2: Convert to fraction form
417,564,990.01/576,175,629.40 = 241,318,951.09/x - Step 3: Cross multiply
417,564,990.01x = 576,175,629.40 × 241,318,951.09 - Step 4: Simplify right side
417,564,990.01x = 139,042,098,530,428,560 - Step 5: Solve for x
x = 139,042,098,530,428,560/417,564,990.01 - Step 6: Final answer
x = 332,983,132.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.