Finding the Fourth Proportional to 220,900,461.12, 331,350,717.60 and 67,546,522.08
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Solution
The fourth proportional to 220,900,461.12, 331,350,717.60 and 67,546,522.08 is: 101,319,791.05
Step by Step Solution
- Step 1: Write the proportion equation
220,900,461.12 : 331,350,717.60 = 67,546,522.08 : x - Step 2: Convert to fraction form
220,900,461.12/331,350,717.60 = 67,546,522.08/x - Step 3: Cross multiply
220,900,461.12x = 331,350,717.60 × 67,546,522.08 - Step 4: Simplify right side
220,900,461.12x = 22,381,588,562,592,244 - Step 5: Solve for x
x = 22,381,588,562,592,244/220,900,461.12 - Step 6: Final answer
x = 101,319,791.05
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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.