Home / 154,120,731.45-231,215,101.07-44,954,446.28

Finding the Fourth Proportional to 154,120,731.45, 231,215,101.07 and 44,954,446.28

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Solution

The fourth proportional to 154,120,731.45, 231,215,101.07 and 44,954,446.28 is: 67,441,587.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,120,731.45 : 231,215,101.07 = 44,954,446.28 : x
  2. Step 2: Convert to fraction form
    154,120,731.45/231,215,101.07 = 44,954,446.28/x
  3. Step 3: Cross multiply
    154,120,731.45x = 231,215,101.07 × 44,954,446.28
  4. Step 4: Simplify right side
    154,120,731.45x = 10,394,146,840,348,918
  5. Step 5: Solve for x
    x = 10,394,146,840,348,918/154,120,731.45
  6. Step 6: Final answer
    x = 67,441,587.79

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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.