Home / 2,981,664,048.60-4,472,496,072.90-800,850,634.20

Finding the Fourth Proportional to 2,981,664,048.60, 4,472,496,072.90 and 800,850,634.20

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Solution

The fourth proportional to 2,981,664,048.60, 4,472,496,072.90 and 800,850,634.20 is: 1,201,275,951.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,664,048.60 : 4,472,496,072.90 = 800,850,634.20 : x
  2. Step 2: Convert to fraction form
    2,981,664,048.60/4,472,496,072.90 = 800,850,634.20/x
  3. Step 3: Cross multiply
    2,981,664,048.60x = 4,472,496,072.90 × 800,850,634.20
  4. Step 4: Simplify right side
    2,981,664,048.60x = 3,581,801,316,438,974,464
  5. Step 5: Solve for x
    x = 3,581,801,316,438,974,464/2,981,664,048.60
  6. Step 6: Final answer
    x = 1,201,275,951.30

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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.