Home / 225,449,920.53-338,068,291.26-87,340,229.01

Finding the Fourth Proportional to 225,449,920.53, 338,068,291.26 and 87,340,229.01

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Solution

The fourth proportional to 225,449,920.53, 338,068,291.26 and 87,340,229.01 is: 130,969,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,449,920.53 : 338,068,291.26 = 87,340,229.01 : x
  2. Step 2: Convert to fraction form
    225,449,920.53/338,068,291.26 = 87,340,229.01/x
  3. Step 3: Cross multiply
    225,449,920.53x = 338,068,291.26 × 87,340,229.01
  4. Step 4: Simplify right side
    225,449,920.53x = 29,526,961,979,667,784
  5. Step 5: Solve for x
    x = 29,526,961,979,667,784/225,449,920.53
  6. Step 6: Final answer
    x = 130,969,050.29

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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.