Home / 259,906,581.80-358,671,398.25-140,829,080.12

Finding the Fourth Proportional to 259,906,581.80, 358,671,398.25 and 140,829,080.12

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Solution

The fourth proportional to 259,906,581.80, 358,671,398.25 and 140,829,080.12 is: 194,344,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,906,581.80 : 358,671,398.25 = 140,829,080.12 : x
  2. Step 2: Convert to fraction form
    259,906,581.80/358,671,398.25 = 140,829,080.12/x
  3. Step 3: Cross multiply
    259,906,581.80x = 358,671,398.25 × 140,829,080.12
  4. Step 4: Simplify right side
    259,906,581.80x = 50,511,363,080,981,456
  5. Step 5: Solve for x
    x = 50,511,363,080,981,456/259,906,581.80
  6. Step 6: Final answer
    x = 194,344,301.45

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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.