Home / 111,427,209.70-167,140,814.55-92,279,587.30

Finding the Fourth Proportional to 111,427,209.70, 167,140,814.55 and 92,279,587.30

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Solution

The fourth proportional to 111,427,209.70, 167,140,814.55 and 92,279,587.30 is: 138,419,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,427,209.70 : 167,140,814.55 = 92,279,587.30 : x
  2. Step 2: Convert to fraction form
    111,427,209.70/167,140,814.55 = 92,279,587.30/x
  3. Step 3: Cross multiply
    111,427,209.70x = 167,140,814.55 × 92,279,587.30
  4. Step 4: Simplify right side
    111,427,209.70x = 15,423,685,387,659,836
  5. Step 5: Solve for x
    x = 15,423,685,387,659,836/111,427,209.70
  6. Step 6: Final answer
    x = 138,419,380.95

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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.