Home / 89,162,132.56-123,057,192.39-54,375,001.40

Finding the Fourth Proportional to 89,162,132.56, 123,057,192.39 and 54,375,001.40

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Solution

The fourth proportional to 89,162,132.56, 123,057,192.39 and 54,375,001.40 is: 75,045,704.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,162,132.56 : 123,057,192.39 = 54,375,001.40 : x
  2. Step 2: Convert to fraction form
    89,162,132.56/123,057,192.39 = 54,375,001.40/x
  3. Step 3: Cross multiply
    89,162,132.56x = 123,057,192.39 × 54,375,001.40
  4. Step 4: Simplify right side
    89,162,132.56x = 6,691,235,008,486,319
  5. Step 5: Solve for x
    x = 6,691,235,008,486,319/89,162,132.56
  6. Step 6: Final answer
    x = 75,045,704.00

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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.