Home / 1,517,083,091.88-2,275,625,523.55-426,566,159.88

Finding the Fourth Proportional to 1,517,083,091.88, 2,275,625,523.55 and 426,566,159.88

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Solution

The fourth proportional to 1,517,083,091.88, 2,275,625,523.55 and 426,566,159.88 is: 639,849,488.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,083,091.88 : 2,275,625,523.55 = 426,566,159.88 : x
  2. Step 2: Convert to fraction form
    1,517,083,091.88/2,275,625,523.55 = 426,566,159.88/x
  3. Step 3: Cross multiply
    1,517,083,091.88x = 2,275,625,523.55 × 426,566,159.88
  4. Step 4: Simplify right side
    1,517,083,091.88x = 970,704,840,905,638,016
  5. Step 5: Solve for x
    x = 970,704,840,905,638,016/1,517,083,091.88
  6. Step 6: Final answer
    x = 639,849,488.87

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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.