Home / 415,073,669.15-572,805,474.78-236,454,910.26

Finding the Fourth Proportional to 415,073,669.15, 572,805,474.78 and 236,454,910.26

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Solution

The fourth proportional to 415,073,669.15, 572,805,474.78 and 236,454,910.26 is: 326,309,947.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,073,669.15 : 572,805,474.78 = 236,454,910.26 : x
  2. Step 2: Convert to fraction form
    415,073,669.15/572,805,474.78 = 236,454,910.26/x
  3. Step 3: Cross multiply
    415,073,669.15x = 572,805,474.78 × 236,454,910.26
  4. Step 4: Simplify right side
    415,073,669.15x = 135,442,667,135,541,584
  5. Step 5: Solve for x
    x = 135,442,667,135,541,584/415,073,669.15
  6. Step 6: Final answer
    x = 326,309,947.38

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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.