Home / 269,505,961.20-404,258,941.80-267,238,479.60

Finding the Fourth Proportional to 269,505,961.20, 404,258,941.80 and 267,238,479.60

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Solution

The fourth proportional to 269,505,961.20, 404,258,941.80 and 267,238,479.60 is: 400,857,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,505,961.20 : 404,258,941.80 = 267,238,479.60 : x
  2. Step 2: Convert to fraction form
    269,505,961.20/404,258,941.80 = 267,238,479.60/x
  3. Step 3: Cross multiply
    269,505,961.20x = 404,258,941.80 × 267,238,479.60
  4. Step 4: Simplify right side
    269,505,961.20x = 108,033,544,971,336,896
  5. Step 5: Solve for x
    x = 108,033,544,971,336,896/269,505,961.20
  6. Step 6: Final answer
    x = 400,857,719.40

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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.