Finding the Fourth Proportional to 224,743,398.24, 337,115,531.04 and 86,634,042.72
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Solution
The fourth proportional to 224,743,398.24, 337,115,531.04 and 86,634,042.72 is: 129,951,231.25
Step by Step Solution
- Step 1: Write the proportion equation
224,743,398.24 : 337,115,531.04 = 86,634,042.72 : x - Step 2: Convert to fraction form
224,743,398.24/337,115,531.04 = 86,634,042.72/x - Step 3: Cross multiply
224,743,398.24x = 337,115,531.04 × 86,634,042.72 - Step 4: Simplify right side
224,743,398.24x = 29,205,681,317,694,848 - Step 5: Solve for x
x = 29,205,681,317,694,848/224,743,398.24 - Step 6: Final answer
x = 129,951,231.25
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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.