Home / 267,280,103.60-400,920,155.40-131,231,207.60

Finding the Fourth Proportional to 267,280,103.60, 400,920,155.40 and 131,231,207.60

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Solution

The fourth proportional to 267,280,103.60, 400,920,155.40 and 131,231,207.60 is: 196,846,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,280,103.60 : 400,920,155.40 = 131,231,207.60 : x
  2. Step 2: Convert to fraction form
    267,280,103.60/400,920,155.40 = 131,231,207.60/x
  3. Step 3: Cross multiply
    267,280,103.60x = 400,920,155.40 × 131,231,207.60
  4. Step 4: Simplify right side
    267,280,103.60x = 52,613,236,144,321,656
  5. Step 5: Solve for x
    x = 52,613,236,144,321,656/267,280,103.60
  6. Step 6: Final answer
    x = 196,846,811.40

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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.