Home / 131,471,310.60-196,829,052.30-80,452,974.60

Finding the Fourth Proportional to 131,471,310.60, 196,829,052.30 and 80,452,974.60

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Solution

The fourth proportional to 131,471,310.60, 196,829,052.30 and 80,452,974.60 is: 120,448,200.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,471,310.60 : 196,829,052.30 = 80,452,974.60 : x
  2. Step 2: Convert to fraction form
    131,471,310.60/196,829,052.30 = 80,452,974.60/x
  3. Step 3: Cross multiply
    131,471,310.60x = 196,829,052.30 × 80,452,974.60
  4. Step 4: Simplify right side
    131,471,310.60x = 15,835,482,745,233,972
  5. Step 5: Solve for x
    x = 15,835,482,745,233,972/131,471,310.60
  6. Step 6: Final answer
    x = 120,448,200.24

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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.