Finding the Fourth Proportional to 159,930,220.26, 239,895,330.30 and 38,761,672.26
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Solution
The fourth proportional to 159,930,220.26, 239,895,330.30 and 38,761,672.26 is: 58,142,508.37
Step by Step Solution
- Step 1: Write the proportion equation
159,930,220.26 : 239,895,330.30 = 38,761,672.26 : x - Step 2: Convert to fraction form
159,930,220.26/239,895,330.30 = 38,761,672.26/x - Step 3: Cross multiply
159,930,220.26x = 239,895,330.30 × 38,761,672.26 - Step 4: Simplify right side
159,930,220.26x = 9,298,744,169,793,048 - Step 5: Solve for x
x = 9,298,744,169,793,048/159,930,220.26 - Step 6: Final answer
x = 58,142,508.37
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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.