Home / 170,231,309.52-255,382,831.36-55,206,883.20

Finding the Fourth Proportional to 170,231,309.52, 255,382,831.36 and 55,206,883.20

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Solution

The fourth proportional to 170,231,309.52, 255,382,831.36 and 55,206,883.20 is: 82,821,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,231,309.52 : 255,382,831.36 = 55,206,883.20 : x
  2. Step 2: Convert to fraction form
    170,231,309.52/255,382,831.36 = 55,206,883.20/x
  3. Step 3: Cross multiply
    170,231,309.52x = 255,382,831.36 × 55,206,883.20
  4. Step 4: Simplify right side
    170,231,309.52x = 14,098,890,142,176,818
  5. Step 5: Solve for x
    x = 14,098,890,142,176,818/170,231,309.52
  6. Step 6: Final answer
    x = 82,821,956.68

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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.