Home / 802,098,007.87-1,202,297,847.05-269,802,695.66

Finding the Fourth Proportional to 802,098,007.87, 1,202,297,847.05 and 269,802,695.66

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Solution

The fourth proportional to 802,098,007.87, 1,202,297,847.05 and 269,802,695.66 is: 404,418,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,098,007.87 : 1,202,297,847.05 = 269,802,695.66 : x
  2. Step 2: Convert to fraction form
    802,098,007.87/1,202,297,847.05 = 269,802,695.66/x
  3. Step 3: Cross multiply
    802,098,007.87x = 1,202,297,847.05 × 269,802,695.66
  4. Step 4: Simplify right side
    802,098,007.87x = 324,383,200,125,299,136
  5. Step 5: Solve for x
    x = 324,383,200,125,299,136/802,098,007.87
  6. Step 6: Final answer
    x = 404,418,408.90

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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.