Home / 69,818,472.20-104,561,793.72-35,165,861.80

Finding the Fourth Proportional to 69,818,472.20, 104,561,793.72 and 35,165,861.80

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Solution

The fourth proportional to 69,818,472.20, 104,561,793.72 and 35,165,861.80 is: 52,665,225.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,818,472.20 : 104,561,793.72 = 35,165,861.80 : x
  2. Step 2: Convert to fraction form
    69,818,472.20/104,561,793.72 = 35,165,861.80/x
  3. Step 3: Cross multiply
    69,818,472.20x = 104,561,793.72 × 35,165,861.80
  4. Step 4: Simplify right side
    69,818,472.20x = 3,677,005,587,517,627.50
  5. Step 5: Solve for x
    x = 3,677,005,587,517,627.50/69,818,472.20
  6. Step 6: Final answer
    x = 52,665,225.57

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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.