Finding the Fourth Proportional to 229,435,753,472.23, 316,622,324,141.39 and 125,151,487,375.92
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Solution
The fourth proportional to 229,435,753,472.23, 316,622,324,141.39 and 125,151,487,375.92 is: 172,709,589,517.01
Step by Step Solution
- Step 1: Write the proportion equation
229,435,753,472.23 : 316,622,324,141.39 = 125,151,487,375.92 : x - Step 2: Convert to fraction form
229,435,753,472.23/316,622,324,141.39 = 125,151,487,375.92/x - Step 3: Cross multiply
229,435,753,472.23x = 316,622,324,141.39 × 125,151,487,375.92 - Step 4: Simplify right side
229,435,753,472.23x = 39,625,754,802,715,619,229,696 - Step 5: Solve for x
x = 39,625,754,802,715,619,229,696/229,435,753,472.23 - Step 6: Final answer
x = 172,709,589,517.01
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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.