Home / 96,787,247.60-145,180,871.40-72,600,777.20

Finding the Fourth Proportional to 96,787,247.60, 145,180,871.40 and 72,600,777.20

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Solution

The fourth proportional to 96,787,247.60, 145,180,871.40 and 72,600,777.20 is: 108,901,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,787,247.60 : 145,180,871.40 = 72,600,777.20 : x
  2. Step 2: Convert to fraction form
    96,787,247.60/145,180,871.40 = 72,600,777.20/x
  3. Step 3: Cross multiply
    96,787,247.60x = 145,180,871.40 × 72,600,777.20
  4. Step 4: Simplify right side
    96,787,247.60x = 10,540,244,098,213,252
  5. Step 5: Solve for x
    x = 10,540,244,098,213,252/96,787,247.60
  6. Step 6: Final answer
    x = 108,901,165.80

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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.