Home / 352,497,177.88-486,424,781.06-195,858,928.92

Finding the Fourth Proportional to 352,497,177.88, 486,424,781.06 and 195,858,928.92

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Solution

The fourth proportional to 352,497,177.88, 486,424,781.06 and 195,858,928.92 is: 270,273,473.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,497,177.88 : 486,424,781.06 = 195,858,928.92 : x
  2. Step 2: Convert to fraction form
    352,497,177.88/486,424,781.06 = 195,858,928.92/x
  3. Step 3: Cross multiply
    352,497,177.88x = 486,424,781.06 × 195,858,928.92
  4. Step 4: Simplify right side
    352,497,177.88x = 95,270,636,618,557,104
  5. Step 5: Solve for x
    x = 95,270,636,618,557,104/352,497,177.88
  6. Step 6: Final answer
    x = 270,273,473.37

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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.