Finding the Fourth Proportional to 479,584,948.92, 719,376,959.88 and 180,509,716.68
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Solution
The fourth proportional to 479,584,948.92, 719,376,959.88 and 180,509,716.68 is: 270,764,400.56
Step by Step Solution
- Step 1: Write the proportion equation
479,584,948.92 : 719,376,959.88 = 180,509,716.68 : x - Step 2: Convert to fraction form
479,584,948.92/719,376,959.88 = 180,509,716.68/x - Step 3: Cross multiply
479,584,948.92x = 719,376,959.88 × 180,509,716.68 - Step 4: Simplify right side
479,584,948.92x = 129,854,531,214,058,528 - Step 5: Solve for x
x = 129,854,531,214,058,528/479,584,948.92 - Step 6: Final answer
x = 270,764,400.56
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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.