Home / 269,542,260.60-404,313,390.90-87,789,438.60

Finding the Fourth Proportional to 269,542,260.60, 404,313,390.90 and 87,789,438.60

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Solution

The fourth proportional to 269,542,260.60, 404,313,390.90 and 87,789,438.60 is: 131,684,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,542,260.60 : 404,313,390.90 = 87,789,438.60 : x
  2. Step 2: Convert to fraction form
    269,542,260.60/404,313,390.90 = 87,789,438.60/x
  3. Step 3: Cross multiply
    269,542,260.60x = 404,313,390.90 × 87,789,438.60
  4. Step 4: Simplify right side
    269,542,260.60x = 35,494,445,605,573,344
  5. Step 5: Solve for x
    x = 35,494,445,605,573,344/269,542,260.60
  6. Step 6: Final answer
    x = 131,684,157.90

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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.