Home / 171,275,942.88-236,354,789.96-92,957,920.16

Finding the Fourth Proportional to 171,275,942.88, 236,354,789.96 and 92,957,920.16

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Solution

The fourth proportional to 171,275,942.88, 236,354,789.96 and 92,957,920.16 is: 128,278,667.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,275,942.88 : 236,354,789.96 = 92,957,920.16 : x
  2. Step 2: Convert to fraction form
    171,275,942.88/236,354,789.96 = 92,957,920.16/x
  3. Step 3: Cross multiply
    171,275,942.88x = 236,354,789.96 × 92,957,920.16
  4. Step 4: Simplify right side
    171,275,942.88x = 21,971,049,694,535,248
  5. Step 5: Solve for x
    x = 21,971,049,694,535,248/171,275,942.88
  6. Step 6: Final answer
    x = 128,278,667.31

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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.