Home / 170,256,052.80-255,384,079.20-102,231,604.80

Finding the Fourth Proportional to 170,256,052.80, 255,384,079.20 and 102,231,604.80

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Solution

The fourth proportional to 170,256,052.80, 255,384,079.20 and 102,231,604.80 is: 153,347,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,256,052.80 : 255,384,079.20 = 102,231,604.80 : x
  2. Step 2: Convert to fraction form
    170,256,052.80/255,384,079.20 = 102,231,604.80/x
  3. Step 3: Cross multiply
    170,256,052.80x = 255,384,079.20 × 102,231,604.80
  4. Step 4: Simplify right side
    170,256,052.80x = 26,108,324,256,986,300
  5. Step 5: Solve for x
    x = 26,108,324,256,986,300/170,256,052.80
  6. Step 6: Final answer
    x = 153,347,407.20

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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.