Home / 330,228,002.20-495,342,003.30-136,039,460.80

Finding the Fourth Proportional to 330,228,002.20, 495,342,003.30 and 136,039,460.80

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Solution

The fourth proportional to 330,228,002.20, 495,342,003.30 and 136,039,460.80 is: 204,059,191.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,228,002.20 : 495,342,003.30 = 136,039,460.80 : x
  2. Step 2: Convert to fraction form
    330,228,002.20/495,342,003.30 = 136,039,460.80/x
  3. Step 3: Cross multiply
    330,228,002.20x = 495,342,003.30 × 136,039,460.80
  4. Step 4: Simplify right side
    330,228,002.20x = 67,386,059,040,523,832
  5. Step 5: Solve for x
    x = 67,386,059,040,523,832/330,228,002.20
  6. Step 6: Final answer
    x = 204,059,191.20

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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.