Home / 132,654,908.39-183,061,320.86-72,304,422.89

Finding the Fourth Proportional to 132,654,908.39, 183,061,320.86 and 72,304,422.89

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Solution

The fourth proportional to 132,654,908.39, 183,061,320.86 and 72,304,422.89 is: 99,778,766.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,654,908.39 : 183,061,320.86 = 72,304,422.89 : x
  2. Step 2: Convert to fraction form
    132,654,908.39/183,061,320.86 = 72,304,422.89/x
  3. Step 3: Cross multiply
    132,654,908.39x = 183,061,320.86 × 72,304,422.89
  4. Step 4: Simplify right side
    132,654,908.39x = 13,236,143,157,528,874
  5. Step 5: Solve for x
    x = 13,236,143,157,528,874/132,654,908.39
  6. Step 6: Final answer
    x = 99,778,766.72

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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.