Finding the Fourth Proportional to 247,676,587.65, 341,793,909.63 and 136,169,325.65
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Solution
The fourth proportional to 247,676,587.65, 341,793,909.63 and 136,169,325.65 is: 187,913,789.62
Step by Step Solution
- Step 1: Write the proportion equation
247,676,587.65 : 341,793,909.63 = 136,169,325.65 : x - Step 2: Convert to fraction form
247,676,587.65/341,793,909.63 = 136,169,325.65/x - Step 3: Cross multiply
247,676,587.65x = 341,793,909.63 × 136,169,325.65 - Step 4: Simplify right side
247,676,587.65x = 46,541,846,186,448,624 - Step 5: Solve for x
x = 46,541,846,186,448,624/247,676,587.65 - Step 6: Final answer
x = 187,913,789.62
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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.