Home / 125,419,116.10-188,055,453.39-48,652,441.78

Finding the Fourth Proportional to 125,419,116.10, 188,055,453.39 and 48,652,441.78

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Solution

The fourth proportional to 125,419,116.10, 188,055,453.39 and 48,652,441.78 is: 72,950,258.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,419,116.10 : 188,055,453.39 = 48,652,441.78 : x
  2. Step 2: Convert to fraction form
    125,419,116.10/188,055,453.39 = 48,652,441.78/x
  3. Step 3: Cross multiply
    125,419,116.10x = 188,055,453.39 × 48,652,441.78
  4. Step 4: Simplify right side
    125,419,116.10x = 9,149,356,997,468,478
  5. Step 5: Solve for x
    x = 9,149,356,997,468,478/125,419,116.10
  6. Step 6: Final answer
    x = 72,950,258.96

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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.