Home / 135,336,972.37-186,760,020.82-73,455,982.33

Finding the Fourth Proportional to 135,336,972.37, 186,760,020.82 and 73,455,982.33

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Solution

The fourth proportional to 135,336,972.37, 186,760,020.82 and 73,455,982.33 is: 101,366,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,336,972.37 : 186,760,020.82 = 73,455,982.33 : x
  2. Step 2: Convert to fraction form
    135,336,972.37/186,760,020.82 = 73,455,982.33/x
  3. Step 3: Cross multiply
    135,336,972.37x = 186,760,020.82 × 73,455,982.33
  4. Step 4: Simplify right side
    135,336,972.37x = 13,718,640,789,304,352
  5. Step 5: Solve for x
    x = 13,718,640,789,304,352/135,336,972.37
  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.