Home / 31,815,395,940.23-43,907,206,127.18-17,542,179,424.65

Finding the Fourth Proportional to 31,815,395,940.23, 43,907,206,127.18 and 17,542,179,424.65

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Solution

The fourth proportional to 31,815,395,940.23, 43,907,206,127.18 and 17,542,179,424.65 is: 24,209,288,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,815,395,940.23 : 43,907,206,127.18 = 17,542,179,424.65 : x
  2. Step 2: Convert to fraction form
    31,815,395,940.23/43,907,206,127.18 = 17,542,179,424.65/x
  3. Step 3: Cross multiply
    31,815,395,940.23x = 43,907,206,127.18 × 17,542,179,424.65
  4. Step 4: Simplify right side
    31,815,395,940.23x = 770,228,087,917,995,753,472
  5. Step 5: Solve for x
    x = 770,228,087,917,995,753,472/31,815,395,940.23
  6. Step 6: Final answer
    x = 24,209,288,149.83

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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.