Home / 259,498,170.01-358,108,423.70-140,420,763.30

Finding the Fourth Proportional to 259,498,170.01, 358,108,423.70 and 140,420,763.30

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Solution

The fourth proportional to 259,498,170.01, 358,108,423.70 and 140,420,763.30 is: 193,781,166.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,498,170.01 : 358,108,423.70 = 140,420,763.30 : x
  2. Step 2: Convert to fraction form
    259,498,170.01/358,108,423.70 = 140,420,763.30/x
  3. Step 3: Cross multiply
    259,498,170.01x = 358,108,423.70 × 140,420,763.30
  4. Step 4: Simplify right side
    259,498,170.01x = 50,285,858,198,521,336
  5. Step 5: Solve for x
    x = 50,285,858,198,521,336/259,498,170.01
  6. Step 6: Final answer
    x = 193,781,166.92

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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.