Home / 1,324,517,398.80-1,986,776,098.20-404,274,163.20

Finding the Fourth Proportional to 1,324,517,398.80, 1,986,776,098.20 and 404,274,163.20

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Solution

The fourth proportional to 1,324,517,398.80, 1,986,776,098.20 and 404,274,163.20 is: 606,411,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,517,398.80 : 1,986,776,098.20 = 404,274,163.20 : x
  2. Step 2: Convert to fraction form
    1,324,517,398.80/1,986,776,098.20 = 404,274,163.20/x
  3. Step 3: Cross multiply
    1,324,517,398.80x = 1,986,776,098.20 × 404,274,163.20
  4. Step 4: Simplify right side
    1,324,517,398.80x = 803,202,244,565,566,080
  5. Step 5: Solve for x
    x = 803,202,244,565,566,080/1,324,517,398.80
  6. Step 6: Final answer
    x = 606,411,244.80

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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.