Home / 125,419,113.60-188,055,449.64-48,652,439.28

Finding the Fourth Proportional to 125,419,113.60, 188,055,449.64 and 48,652,439.28

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Solution

The fourth proportional to 125,419,113.60, 188,055,449.64 and 48,652,439.28 is: 72,950,255.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,419,113.60 : 188,055,449.64 = 48,652,439.28 : x
  2. Step 2: Convert to fraction form
    125,419,113.60/188,055,449.64 = 48,652,439.28/x
  3. Step 3: Cross multiply
    125,419,113.60x = 188,055,449.64 × 48,652,439.28
  4. Step 4: Simplify right side
    125,419,113.60x = 9,149,356,344,883,198
  5. Step 5: Solve for x
    x = 9,149,356,344,883,198/125,419,113.60
  6. Step 6: Final answer
    x = 72,950,255.21

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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.