Finding the Fourth Proportional to 219,895,148.97, 329,843,724 and 74,329,489.65
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Solution
The fourth proportional to 219,895,148.97, 329,843,724 and 74,329,489.65 is: 111,494,572.68
Step by Step Solution
- Step 1: Write the proportion equation
219,895,148.97 : 329,843,724 = 74,329,489.65 : x - Step 2: Convert to fraction form
219,895,148.97/329,843,724 = 74,329,489.65/x - Step 3: Cross multiply
219,895,148.97x = 329,843,724 × 74,329,489.65 - Step 4: Simplify right side
219,895,148.97x = 24,517,115,669,175,460 - Step 5: Solve for x
x = 24,517,115,669,175,460/219,895,148.97 - Step 6: Final answer
x = 111,494,572.68
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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.