Home / 479,690,147.26-661,960,207.64-267,998,567.97

Finding the Fourth Proportional to 479,690,147.26, 661,960,207.64 and 267,998,567.97

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Solution

The fourth proportional to 479,690,147.26, 661,960,207.64 and 267,998,567.97 is: 369,831,210.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,690,147.26 : 661,960,207.64 = 267,998,567.97 : x
  2. Step 2: Convert to fraction form
    479,690,147.26/661,960,207.64 = 267,998,567.97/x
  3. Step 3: Cross multiply
    479,690,147.26x = 661,960,207.64 × 267,998,567.97
  4. Step 4: Simplify right side
    479,690,147.26x = 177,404,387,700,643,840
  5. Step 5: Solve for x
    x = 177,404,387,700,643,840/479,690,147.26
  6. Step 6: Final answer
    x = 369,831,210.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.