Home / 89,025,819.10-133,538,728.65-73,720,318.30

Finding the Fourth Proportional to 89,025,819.10, 133,538,728.65 and 73,720,318.30

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Solution

The fourth proportional to 89,025,819.10, 133,538,728.65 and 73,720,318.30 is: 110,580,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,025,819.10 : 133,538,728.65 = 73,720,318.30 : x
  2. Step 2: Convert to fraction form
    89,025,819.10/133,538,728.65 = 73,720,318.30/x
  3. Step 3: Cross multiply
    89,025,819.10x = 133,538,728.65 × 73,720,318.30
  4. Step 4: Simplify right side
    89,025,819.10x = 9,844,517,581,455,330
  5. Step 5: Solve for x
    x = 9,844,517,581,455,330/89,025,819.10
  6. Step 6: Final answer
    x = 110,580,477.45

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Similar ratio
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1.5x scale

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.