Home / 2,981,664,047.60-4,472,496,071.40-800,850,633.20

Finding the Fourth Proportional to 2,981,664,047.60, 4,472,496,071.40 and 800,850,633.20

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Solution

The fourth proportional to 2,981,664,047.60, 4,472,496,071.40 and 800,850,633.20 is: 1,201,275,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,664,047.60 : 4,472,496,071.40 = 800,850,633.20 : x
  2. Step 2: Convert to fraction form
    2,981,664,047.60/4,472,496,071.40 = 800,850,633.20/x
  3. Step 3: Cross multiply
    2,981,664,047.60x = 4,472,496,071.40 × 800,850,633.20
  4. Step 4: Simplify right side
    2,981,664,047.60x = 3,581,801,310,765,202,432
  5. Step 5: Solve for x
    x = 3,581,801,310,765,202,432/2,981,664,047.60
  6. Step 6: Final answer
    x = 1,201,275,949.80

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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.