Home / 269,505,920.20-404,258,880.30-267,238,438.60

Finding the Fourth Proportional to 269,505,920.20, 404,258,880.30 and 267,238,438.60

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Solution

The fourth proportional to 269,505,920.20, 404,258,880.30 and 267,238,438.60 is: 400,857,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,505,920.20 : 404,258,880.30 = 267,238,438.60 : x
  2. Step 2: Convert to fraction form
    269,505,920.20/404,258,880.30 = 267,238,438.60/x
  3. Step 3: Cross multiply
    269,505,920.20x = 404,258,880.30 × 267,238,438.60
  4. Step 4: Simplify right side
    269,505,920.20x = 108,033,511,961,556,304
  5. Step 5: Solve for x
    x = 108,033,511,961,556,304/269,505,920.20
  6. Step 6: Final answer
    x = 400,857,657.90

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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.