Home / 267,306,616.64-400,338,138.90-259,951,079.54

Finding the Fourth Proportional to 267,306,616.64, 400,338,138.90 and 259,951,079.54

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Solution

The fourth proportional to 267,306,616.64, 400,338,138.90 and 259,951,079.54 is: 389,321,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,306,616.64 : 400,338,138.90 = 259,951,079.54 : x
  2. Step 2: Convert to fraction form
    267,306,616.64/400,338,138.90 = 259,951,079.54/x
  3. Step 3: Cross multiply
    267,306,616.64x = 400,338,138.90 × 259,951,079.54
  4. Step 4: Simplify right side
    267,306,616.64x = 104,068,331,388,089,456
  5. Step 5: Solve for x
    x = 104,068,331,388,089,456/267,306,616.64
  6. Step 6: Final answer
    x = 389,321,943.08

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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.