Home / 79,516,213.60-119,274,320.40-34,082,600.80

Finding the Fourth Proportional to 79,516,213.60, 119,274,320.40 and 34,082,600.80

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Solution

The fourth proportional to 79,516,213.60, 119,274,320.40 and 34,082,600.80 is: 51,123,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,516,213.60 : 119,274,320.40 = 34,082,600.80 : x
  2. Step 2: Convert to fraction form
    79,516,213.60/119,274,320.40 = 34,082,600.80/x
  3. Step 3: Cross multiply
    79,516,213.60x = 119,274,320.40 × 34,082,600.80
  4. Step 4: Simplify right side
    79,516,213.60x = 4,065,179,047,884,496
  5. Step 5: Solve for x
    x = 4,065,179,047,884,496/79,516,213.60
  6. Step 6: Final answer
    x = 51,123,901.20

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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.