Home / 220,491,502.20-330,737,253.30-67,117,629.60

Finding the Fourth Proportional to 220,491,502.20, 330,737,253.30 and 67,117,629.60

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Solution

The fourth proportional to 220,491,502.20, 330,737,253.30 and 67,117,629.60 is: 100,676,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,491,502.20 : 330,737,253.30 = 67,117,629.60 : x
  2. Step 2: Convert to fraction form
    220,491,502.20/330,737,253.30 = 67,117,629.60/x
  3. Step 3: Cross multiply
    220,491,502.20x = 330,737,253.30 × 67,117,629.60
  4. Step 4: Simplify right side
    220,491,502.20x = 22,198,300,461,910,776
  5. Step 5: Solve for x
    x = 22,198,300,461,910,776/220,491,502.20
  6. Step 6: Final answer
    x = 100,676,444.40

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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.