Home / 144,816,229.60-217,476,286.80-76,791,781.60

Finding the Fourth Proportional to 144,816,229.60, 217,476,286.80 and 76,791,781.60

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Solution

The fourth proportional to 144,816,229.60, 217,476,286.80 and 76,791,781.60 is: 115,321,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,816,229.60 : 217,476,286.80 = 76,791,781.60 : x
  2. Step 2: Convert to fraction form
    144,816,229.60/217,476,286.80 = 76,791,781.60/x
  3. Step 3: Cross multiply
    144,816,229.60x = 217,476,286.80 × 76,791,781.60
  4. Step 4: Simplify right side
    144,816,229.60x = 16,700,391,519,124,562
  5. Step 5: Solve for x
    x = 16,700,391,519,124,562/144,816,229.60
  6. Step 6: Final answer
    x = 115,321,270.03

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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.