Home / 330,274,673.70-495,412,010.55-136,086,132.30

Finding the Fourth Proportional to 330,274,673.70, 495,412,010.55 and 136,086,132.30

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Solution

The fourth proportional to 330,274,673.70, 495,412,010.55 and 136,086,132.30 is: 204,129,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,274,673.70 : 495,412,010.55 = 136,086,132.30 : x
  2. Step 2: Convert to fraction form
    330,274,673.70/495,412,010.55 = 136,086,132.30/x
  3. Step 3: Cross multiply
    330,274,673.70x = 495,412,010.55 × 136,086,132.30
  4. Step 4: Simplify right side
    330,274,673.70x = 67,418,704,410,716,304
  5. Step 5: Solve for x
    x = 67,418,704,410,716,304/330,274,673.70
  6. Step 6: Final answer
    x = 204,129,198.45

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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.