Home / 83,667,013.26-115,424,662.97-52,250,520.51

Finding the Fourth Proportional to 83,667,013.26, 115,424,662.97 and 52,250,520.51

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Solution

The fourth proportional to 83,667,013.26, 115,424,662.97 and 52,250,520.51 is: 72,083,351.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,667,013.26 : 115,424,662.97 = 52,250,520.51 : x
  2. Step 2: Convert to fraction form
    83,667,013.26/115,424,662.97 = 52,250,520.51/x
  3. Step 3: Cross multiply
    83,667,013.26x = 115,424,662.97 × 52,250,520.51
  4. Step 4: Simplify right side
    83,667,013.26x = 6,030,998,719,612,570
  5. Step 5: Solve for x
    x = 6,030,998,719,612,570/83,667,013.26
  6. Step 6: Final answer
    x = 72,083,351.43

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1.5x scale

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.