Finding the Fourth Proportional to 114,229,958,757.29, 157,635,222,396.95 and 62,787,418,868.18
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Solution
The fourth proportional to 114,229,958,757.29, 157,635,222,396.95 and 62,787,418,868.18 is: 86,645,472,384.75
Step by Step Solution
- Step 1: Write the proportion equation
114,229,958,757.29 : 157,635,222,396.95 = 62,787,418,868.18 : x - Step 2: Convert to fraction form
114,229,958,757.29/157,635,222,396.95 = 62,787,418,868.18/x - Step 3: Cross multiply
114,229,958,757.29x = 157,635,222,396.95 × 62,787,418,868.18 - Step 4: Simplify right side
114,229,958,757.29x = 9,897,508,737,016,009,850,880 - Step 5: Solve for x
x = 9,897,508,737,016,009,850,880/114,229,958,757.29 - Step 6: Final answer
x = 86,645,472,384.75
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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.