Finding the Fourth Proportional to 182,737,253.12, 252,233,869.44 and 117,547,162.88
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Solution
The fourth proportional to 182,737,253.12, 252,233,869.44 and 117,547,162.88 is: 162,251,403.20
Step by Step Solution
- Step 1: Write the proportion equation
182,737,253.12 : 252,233,869.44 = 117,547,162.88 : x - Step 2: Convert to fraction form
182,737,253.12/252,233,869.44 = 117,547,162.88/x - Step 3: Cross multiply
182,737,253.12x = 252,233,869.44 × 117,547,162.88 - Step 4: Simplify right side
182,737,253.12x = 29,649,375,734,916,332 - Step 5: Solve for x
x = 29,649,375,734,916,332/182,737,253.12 - Step 6: Final answer
x = 162,251,403.20
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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.