Home / 80,199,817.50-120,280,463.80-37,027,540.83

Finding the Fourth Proportional to 80,199,817.50, 120,280,463.80 and 37,027,540.83

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Solution

The fourth proportional to 80,199,817.50, 120,280,463.80 and 37,027,540.83 is: 55,532,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,199,817.50 : 120,280,463.80 = 37,027,540.83 : x
  2. Step 2: Convert to fraction form
    80,199,817.50/120,280,463.80 = 37,027,540.83/x
  3. Step 3: Cross multiply
    80,199,817.50x = 120,280,463.80 × 37,027,540.83
  4. Step 4: Simplify right side
    80,199,817.50x = 4,453,689,784,764,320
  5. Step 5: Solve for x
    x = 4,453,689,784,764,320/80,199,817.50
  6. Step 6: Final answer
    x = 55,532,417.95

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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.