Home / 31,849,055,198.12-43,952,751,799.83-17,381,942,291.54

Finding the Fourth Proportional to 31,849,055,198.12, 43,952,751,799.83 and 17,381,942,291.54

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Solution

The fourth proportional to 31,849,055,198.12, 43,952,751,799.83 and 17,381,942,291.54 is: 23,987,656,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849,055,198.12 : 43,952,751,799.83 = 17,381,942,291.54 : x
  2. Step 2: Convert to fraction form
    31,849,055,198.12/43,952,751,799.83 = 17,381,942,291.54/x
  3. Step 3: Cross multiply
    31,849,055,198.12x = 43,952,751,799.83 × 17,381,942,291.54
  4. Step 4: Simplify right side
    31,849,055,198.12x = 763,984,195,339,113,857,024
  5. Step 5: Solve for x
    x = 763,984,195,339,113,857,024/31,849,055,198.12
  6. Step 6: Final answer
    x = 23,987,656,481.07

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Double scale
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1.5x scale

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.