Home / 267,280,102.60-400,920,153.90-131,231,206.60

Finding the Fourth Proportional to 267,280,102.60, 400,920,153.90 and 131,231,206.60

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Solution

The fourth proportional to 267,280,102.60, 400,920,153.90 and 131,231,206.60 is: 196,846,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,280,102.60 : 400,920,153.90 = 131,231,206.60 : x
  2. Step 2: Convert to fraction form
    267,280,102.60/400,920,153.90 = 131,231,206.60/x
  3. Step 3: Cross multiply
    267,280,102.60x = 400,920,153.90 × 131,231,206.60
  4. Step 4: Simplify right side
    267,280,102.60x = 52,613,235,546,554,688
  5. Step 5: Solve for x
    x = 52,613,235,546,554,688/267,280,102.60
  6. Step 6: Final answer
    x = 196,846,809.90

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1.5x scale

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.