Home / 171,072,184.20-256,608,276.30-80,204,958.60

Finding the Fourth Proportional to 171,072,184.20, 256,608,276.30 and 80,204,958.60

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Solution

The fourth proportional to 171,072,184.20, 256,608,276.30 and 80,204,958.60 is: 120,307,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,184.20 : 256,608,276.30 = 80,204,958.60 : x
  2. Step 2: Convert to fraction form
    171,072,184.20/256,608,276.30 = 80,204,958.60/x
  3. Step 3: Cross multiply
    171,072,184.20x = 256,608,276.30 × 80,204,958.60
  4. Step 4: Simplify right side
    171,072,184.20x = 20,581,256,177,058,860
  5. Step 5: Solve for x
    x = 20,581,256,177,058,860/171,072,184.20
  6. Step 6: Final answer
    x = 120,307,437.90

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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.