Home / 849,625,207.38-1,274,634,968.10-267,344,319.66

Finding the Fourth Proportional to 849,625,207.38, 1,274,634,968.10 and 267,344,319.66

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Solution

The fourth proportional to 849,625,207.38, 1,274,634,968.10 and 267,344,319.66 is: 401,078,517.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,625,207.38 : 1,274,634,968.10 = 267,344,319.66 : x
  2. Step 2: Convert to fraction form
    849,625,207.38/1,274,634,968.10 = 267,344,319.66/x
  3. Step 3: Cross multiply
    849,625,207.38x = 1,274,634,968.10 × 267,344,319.66
  4. Step 4: Simplify right side
    849,625,207.38x = 340,766,418,361,540,288
  5. Step 5: Solve for x
    x = 340,766,418,361,540,288/849,625,207.38
  6. Step 6: Final answer
    x = 401,078,517.21

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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.