Home / 73,120,001.41-100,846,765.38-64,280,553.22

Finding the Fourth Proportional to 73,120,001.41, 100,846,765.38 and 64,280,553.22

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Solution

The fourth proportional to 73,120,001.41, 100,846,765.38 and 64,280,553.22 is: 88,655,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,120,001.41 : 100,846,765.38 = 64,280,553.22 : x
  2. Step 2: Convert to fraction form
    73,120,001.41/100,846,765.38 = 64,280,553.22/x
  3. Step 3: Cross multiply
    73,120,001.41x = 100,846,765.38 × 64,280,553.22
  4. Step 4: Simplify right side
    73,120,001.41x = 6,482,485,869,073,943
  5. Step 5: Solve for x
    x = 6,482,485,869,073,943/73,120,001.41
  6. Step 6: Final answer
    x = 88,655,439.61

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1.5x scale

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.