Home / 170,231,359.72-255,382,906.20-55,206,933.16

Finding the Fourth Proportional to 170,231,359.72, 255,382,906.20 and 55,206,933.16

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Solution

The fourth proportional to 170,231,359.72, 255,382,906.20 and 55,206,933.16 is: 82,822,031.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,231,359.72 : 255,382,906.20 = 55,206,933.16 : x
  2. Step 2: Convert to fraction form
    170,231,359.72/255,382,906.20 = 55,206,933.16/x
  3. Step 3: Cross multiply
    170,231,359.72x = 255,382,906.20 × 55,206,933.16
  4. Step 4: Simplify right side
    170,231,359.72x = 14,098,907,032,789,948
  5. Step 5: Solve for x
    x = 14,098,907,032,789,948/170,231,359.72
  6. Step 6: Final answer
    x = 82,822,031.48

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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.