Home / 67,968,489.20-101,784,772.20-45,125,711.60

Finding the Fourth Proportional to 67,968,489.20, 101,784,772.20 and 45,125,711.60

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Solution

The fourth proportional to 67,968,489.20, 101,784,772.20 and 45,125,711.60 is: 67,577,054.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,968,489.20 : 101,784,772.20 = 45,125,711.60 : x
  2. Step 2: Convert to fraction form
    67,968,489.20/101,784,772.20 = 45,125,711.60/x
  3. Step 3: Cross multiply
    67,968,489.20x = 101,784,772.20 × 45,125,711.60
  4. Step 4: Simplify right side
    67,968,489.20x = 4,593,110,275,568,898
  5. Step 5: Solve for x
    x = 4,593,110,275,568,898/67,968,489.20
  6. Step 6: Final answer
    x = 67,577,054.16

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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.