Home / 188,388,419.27-259,976,234.12-104,754,754.23

Finding the Fourth Proportional to 188,388,419.27, 259,976,234.12 and 104,754,754.23

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Solution

The fourth proportional to 188,388,419.27, 259,976,234.12 and 104,754,754.23 is: 144,561,680.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,388,419.27 : 259,976,234.12 = 104,754,754.23 : x
  2. Step 2: Convert to fraction form
    188,388,419.27/259,976,234.12 = 104,754,754.23/x
  3. Step 3: Cross multiply
    188,388,419.27x = 259,976,234.12 × 104,754,754.23
  4. Step 4: Simplify right side
    188,388,419.27x = 27,233,746,511,110,272
  5. Step 5: Solve for x
    x = 27,233,746,511,110,272/188,388,419.27
  6. Step 6: Final answer
    x = 144,561,680.69

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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.