Finding the Fourth Proportional to 482,717,919.68, 723,708,587.80 and 220,218,893.97
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Solution
The fourth proportional to 482,717,919.68, 723,708,587.80 and 220,218,893.97 is: 330,160,324.00
Step by Step Solution
- Step 1: Write the proportion equation
482,717,919.68 : 723,708,587.80 = 220,218,893.97 : x - Step 2: Convert to fraction form
482,717,919.68/723,708,587.80 = 220,218,893.97/x - Step 3: Cross multiply
482,717,919.68x = 723,708,587.80 × 220,218,893.97 - Step 4: Simplify right side
482,717,919.68x = 159,374,304,761,906,624 - Step 5: Solve for x
x = 159,374,304,761,906,624/482,717,919.68 - Step 6: Final answer
x = 330,160,324.00
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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.