Home / 123,883,338.60-185,825,007.90-108,099,540.90

Finding the Fourth Proportional to 123,883,338.60, 185,825,007.90 and 108,099,540.90

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Solution

The fourth proportional to 123,883,338.60, 185,825,007.90 and 108,099,540.90 is: 162,149,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,883,338.60 : 185,825,007.90 = 108,099,540.90 : x
  2. Step 2: Convert to fraction form
    123,883,338.60/185,825,007.90 = 108,099,540.90/x
  3. Step 3: Cross multiply
    123,883,338.60x = 185,825,007.90 × 108,099,540.90
  4. Step 4: Simplify right side
    123,883,338.60x = 20,087,598,041,728,876
  5. Step 5: Solve for x
    x = 20,087,598,041,728,876/123,883,338.60
  6. Step 6: Final answer
    x = 162,149,311.35

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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.