Finding the Fourth Proportional to 504,982,113.91, 757,545,462.45 and 155,257,547.17
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Solution
The fourth proportional to 504,982,113.91, 757,545,462.45 and 155,257,547.17 is: 232,908,546.91
Step by Step Solution
- Step 1: Write the proportion equation
504,982,113.91 : 757,545,462.45 = 155,257,547.17 : x - Step 2: Convert to fraction form
504,982,113.91/757,545,462.45 = 155,257,547.17/x - Step 3: Cross multiply
504,982,113.91x = 757,545,462.45 × 155,257,547.17 - Step 4: Simplify right side
504,982,113.91x = 117,614,650,367,807,152 - Step 5: Solve for x
x = 117,614,650,367,807,152/504,982,113.91 - Step 6: Final answer
x = 232,908,546.91
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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.