Home / 170,414,974.80-255,622,462.20-130,104,190.80

Finding the Fourth Proportional to 170,414,974.80, 255,622,462.20 and 130,104,190.80

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Solution

The fourth proportional to 170,414,974.80, 255,622,462.20 and 130,104,190.80 is: 195,156,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,414,974.80 : 255,622,462.20 = 130,104,190.80 : x
  2. Step 2: Convert to fraction form
    170,414,974.80/255,622,462.20 = 130,104,190.80/x
  3. Step 3: Cross multiply
    170,414,974.80x = 255,622,462.20 × 130,104,190.80
  4. Step 4: Simplify right side
    170,414,974.80x = 33,257,553,594,834,584
  5. Step 5: Solve for x
    x = 33,257,553,594,834,584/170,414,974.80
  6. Step 6: Final answer
    x = 195,156,286.20

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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.