Home / 89,841,516.30-123,981,375.80-48,588,408.68

Finding the Fourth Proportional to 89,841,516.30, 123,981,375.80 and 48,588,408.68

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Solution

The fourth proportional to 89,841,516.30, 123,981,375.80 and 48,588,408.68 is: 67,052,049.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,841,516.30 : 123,981,375.80 = 48,588,408.68 : x
  2. Step 2: Convert to fraction form
    89,841,516.30/123,981,375.80 = 48,588,408.68/x
  3. Step 3: Cross multiply
    89,841,516.30x = 123,981,375.80 × 48,588,408.68
  4. Step 4: Simplify right side
    89,841,516.30x = 6,024,057,755,580,625
  5. Step 5: Solve for x
    x = 6,024,057,755,580,625/89,841,516.30
  6. Step 6: Final answer
    x = 67,052,049.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.