Home / 1,324,517,496.80-1,986,776,245.20-404,274,261.20

Finding the Fourth Proportional to 1,324,517,496.80, 1,986,776,245.20 and 404,274,261.20

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Solution

The fourth proportional to 1,324,517,496.80, 1,986,776,245.20 and 404,274,261.20 is: 606,411,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,517,496.80 : 1,986,776,245.20 = 404,274,261.20 : x
  2. Step 2: Convert to fraction form
    1,324,517,496.80/1,986,776,245.20 = 404,274,261.20/x
  3. Step 3: Cross multiply
    1,324,517,496.80x = 1,986,776,245.20 × 404,274,261.20
  4. Step 4: Simplify right side
    1,324,517,496.80x = 803,202,498,697,940,096
  5. Step 5: Solve for x
    x = 803,202,498,697,940,096/1,324,517,496.80
  6. Step 6: Final answer
    x = 606,411,391.80

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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.