Home / 13,229,568,008.20-19,844,352,012.30-11,391,396,257.80

Finding the Fourth Proportional to 13,229,568,008.20, 19,844,352,012.30 and 11,391,396,257.80

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Solution

The fourth proportional to 13,229,568,008.20, 19,844,352,012.30 and 11,391,396,257.80 is: 17,087,094,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,229,568,008.20 : 19,844,352,012.30 = 11,391,396,257.80 : x
  2. Step 2: Convert to fraction form
    13,229,568,008.20/19,844,352,012.30 = 11,391,396,257.80/x
  3. Step 3: Cross multiply
    13,229,568,008.20x = 19,844,352,012.30 × 11,391,396,257.80
  4. Step 4: Simplify right side
    13,229,568,008.20x = 226,054,877,251,380,084,736
  5. Step 5: Solve for x
    x = 226,054,877,251,380,084,736/13,229,568,008.20
  6. Step 6: Final answer
    x = 17,087,094,386.70

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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.