Home / 135,336,972.38-186,760,020.82-73,455,982.34

Finding the Fourth Proportional to 135,336,972.38, 186,760,020.82 and 73,455,982.34

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Solution

The fourth proportional to 135,336,972.38, 186,760,020.82 and 73,455,982.34 is: 101,366,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,336,972.38 : 186,760,020.82 = 73,455,982.34 : x
  2. Step 2: Convert to fraction form
    135,336,972.38/186,760,020.82 = 73,455,982.34/x
  3. Step 3: Cross multiply
    135,336,972.38x = 186,760,020.82 × 73,455,982.34
  4. Step 4: Simplify right side
    135,336,972.38x = 13,718,640,791,171,952
  5. Step 5: Solve for x
    x = 13,718,640,791,171,952/135,336,972.38
  6. Step 6: Final answer
    x = 101,366,541.23

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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.