Finding the Fourth Proportional to 181,332,702.72, 272,052,419.61 and 58,508,715.99
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Solution
The fourth proportional to 181,332,702.72, 272,052,419.61 and 58,508,715.99 is: 87,780,292.88
Step by Step Solution
- Step 1: Write the proportion equation
181,332,702.72 : 272,052,419.61 = 58,508,715.99 : x - Step 2: Convert to fraction form
181,332,702.72/272,052,419.61 = 58,508,715.99/x - Step 3: Cross multiply
181,332,702.72x = 272,052,419.61 × 58,508,715.99 - Step 4: Simplify right side
181,332,702.72x = 15,917,437,753,353,798 - Step 5: Solve for x
x = 15,917,437,753,353,798/181,332,702.72 - Step 6: Final answer
x = 87,780,292.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.