Home / 169,451,614.35-254,061,383.40-86,292,394.18

Finding the Fourth Proportional to 169,451,614.35, 254,061,383.40 and 86,292,394.18

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Solution

The fourth proportional to 169,451,614.35, 254,061,383.40 and 86,292,394.18 is: 129,379,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,451,614.35 : 254,061,383.40 = 86,292,394.18 : x
  2. Step 2: Convert to fraction form
    169,451,614.35/254,061,383.40 = 86,292,394.18/x
  3. Step 3: Cross multiply
    169,451,614.35x = 254,061,383.40 × 86,292,394.18
  4. Step 4: Simplify right side
    169,451,614.35x = 21,923,565,041,633,756
  5. Step 5: Solve for x
    x = 21,923,565,041,633,756/169,451,614.35
  6. Step 6: Final answer
    x = 129,379,499.43

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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.