Finding the Fourth Proportional to 95,453,042.97, 131,721,491.25 and 58,345,453.99
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Solution
The fourth proportional to 95,453,042.97, 131,721,491.25 and 58,345,453.99 is: 80,514,459.97
Step by Step Solution
- Step 1: Write the proportion equation
95,453,042.97 : 131,721,491.25 = 58,345,453.99 : x - Step 2: Convert to fraction form
95,453,042.97/131,721,491.25 = 58,345,453.99/x - Step 3: Cross multiply
95,453,042.97x = 131,721,491.25 × 58,345,453.99 - Step 4: Simplify right side
95,453,042.97x = 7,685,350,207,221,063 - Step 5: Solve for x
x = 7,685,350,207,221,063/95,453,042.97 - Step 6: Final answer
x = 80,514,459.97
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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.