Home / 218,234,974.30-327,069,023.81-88,691,834.68

Finding the Fourth Proportional to 218,234,974.30, 327,069,023.81 and 88,691,834.68

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Solution

The fourth proportional to 218,234,974.30, 327,069,023.81 and 88,691,834.68 is: 132,922,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,234,974.30 : 327,069,023.81 = 88,691,834.68 : x
  2. Step 2: Convert to fraction form
    218,234,974.30/327,069,023.81 = 88,691,834.68/x
  3. Step 3: Cross multiply
    218,234,974.30x = 327,069,023.81 × 88,691,834.68
  4. Step 4: Simplify right side
    218,234,974.30x = 29,008,351,787,444,372
  5. Step 5: Solve for x
    x = 29,008,351,787,444,372/218,234,974.30
  6. Step 6: Final answer
    x = 132,922,561.48

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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.