Home / 129,960,602.20-194,940,903.30-104,451,434.20

Finding the Fourth Proportional to 129,960,602.20, 194,940,903.30 and 104,451,434.20

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Solution

The fourth proportional to 129,960,602.20, 194,940,903.30 and 104,451,434.20 is: 156,677,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,960,602.20 : 194,940,903.30 = 104,451,434.20 : x
  2. Step 2: Convert to fraction form
    129,960,602.20/194,940,903.30 = 104,451,434.20/x
  3. Step 3: Cross multiply
    129,960,602.20x = 194,940,903.30 × 104,451,434.20
  4. Step 4: Simplify right side
    129,960,602.20x = 20,361,856,933,928,516
  5. Step 5: Solve for x
    x = 20,361,856,933,928,516/129,960,602.20
  6. Step 6: Final answer
    x = 156,677,151.30

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Similar ratio
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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.