Home / 170,231,205.54-255,382,675.14-55,206,778.92

Finding the Fourth Proportional to 170,231,205.54, 255,382,675.14 and 55,206,778.92

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Solution

The fourth proportional to 170,231,205.54, 255,382,675.14 and 55,206,778.92 is: 82,821,800.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,231,205.54 : 255,382,675.14 = 55,206,778.92 : x
  2. Step 2: Convert to fraction form
    170,231,205.54/255,382,675.14 = 55,206,778.92/x
  3. Step 3: Cross multiply
    170,231,205.54x = 255,382,675.14 × 55,206,778.92
  4. Step 4: Simplify right side
    170,231,205.54x = 14,098,854,886,452,160
  5. Step 5: Solve for x
    x = 14,098,854,886,452,160/170,231,205.54
  6. Step 6: Final answer
    x = 82,821,800.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.