Home / 60,543,034.20-90,814,551.30-60,165,120.60

Finding the Fourth Proportional to 60,543,034.20, 90,814,551.30 and 60,165,120.60

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Solution

The fourth proportional to 60,543,034.20, 90,814,551.30 and 60,165,120.60 is: 90,247,680.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,543,034.20 : 90,814,551.30 = 60,165,120.60 : x
  2. Step 2: Convert to fraction form
    60,543,034.20/90,814,551.30 = 60,165,120.60/x
  3. Step 3: Cross multiply
    60,543,034.20x = 90,814,551.30 × 60,165,120.60
  4. Step 4: Simplify right side
    60,543,034.20x = 5,463,868,431,199,387
  5. Step 5: Solve for x
    x = 5,463,868,431,199,387/60,543,034.20
  6. Step 6: Final answer
    x = 90,247,680.90

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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.