Home / 254,981,876.40-381,591,016.20-152,819,233.20

Finding the Fourth Proportional to 254,981,876.40, 381,591,016.20 and 152,819,233.20

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Solution

The fourth proportional to 254,981,876.40, 381,591,016.20 and 152,819,233.20 is: 228,700,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,981,876.40 : 381,591,016.20 = 152,819,233.20 : x
  2. Step 2: Convert to fraction form
    254,981,876.40/381,591,016.20 = 152,819,233.20/x
  3. Step 3: Cross multiply
    254,981,876.40x = 381,591,016.20 × 152,819,233.20
  4. Step 4: Simplify right side
    254,981,876.40x = 58,314,446,491,692,768
  5. Step 5: Solve for x
    x = 58,314,446,491,692,768/254,981,876.40
  6. Step 6: Final answer
    x = 228,700,358.30

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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.