Home / 149,268,829.20-224,002,776.60-68,448,195.60

Finding the Fourth Proportional to 149,268,829.20, 224,002,776.60 and 68,448,195.60

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Solution

The fourth proportional to 149,268,829.20, 224,002,776.60 and 68,448,195.60 is: 102,717,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,268,829.20 : 224,002,776.60 = 68,448,195.60 : x
  2. Step 2: Convert to fraction form
    149,268,829.20/224,002,776.60 = 68,448,195.60/x
  3. Step 3: Cross multiply
    149,268,829.20x = 224,002,776.60 × 68,448,195.60
  4. Step 4: Simplify right side
    149,268,829.20x = 15,332,585,867,659,902
  5. Step 5: Solve for x
    x = 15,332,585,867,659,902/149,268,829.20
  6. Step 6: Final answer
    x = 102,717,934.81

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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.