Home / 664,302,830.20-996,454,245.30-479,680,226.80

Finding the Fourth Proportional to 664,302,830.20, 996,454,245.30 and 479,680,226.80

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Solution

The fourth proportional to 664,302,830.20, 996,454,245.30 and 479,680,226.80 is: 719,520,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,302,830.20 : 996,454,245.30 = 479,680,226.80 : x
  2. Step 2: Convert to fraction form
    664,302,830.20/996,454,245.30 = 479,680,226.80/x
  3. Step 3: Cross multiply
    664,302,830.20x = 996,454,245.30 × 479,680,226.80
  4. Step 4: Simplify right side
    664,302,830.20x = 477,979,398,381,326,848
  5. Step 5: Solve for x
    x = 477,979,398,381,326,848/664,302,830.20
  6. Step 6: Final answer
    x = 719,520,340.20

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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.