Home / 260,690,247.10-359,752,686.30-143,223,144.13

Finding the Fourth Proportional to 260,690,247.10, 359,752,686.30 and 143,223,144.13

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Solution

The fourth proportional to 260,690,247.10, 359,752,686.30 and 143,223,144.13 is: 197,648,018.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,690,247.10 : 359,752,686.30 = 143,223,144.13 : x
  2. Step 2: Convert to fraction form
    260,690,247.10/359,752,686.30 = 143,223,144.13/x
  3. Step 3: Cross multiply
    260,690,247.10x = 359,752,686.30 × 143,223,144.13
  4. Step 4: Simplify right side
    260,690,247.10x = 51,524,910,840,200,192
  5. Step 5: Solve for x
    x = 51,524,910,840,200,192/260,690,247.10
  6. Step 6: Final answer
    x = 197,648,018.73

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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.