Home / 170,201,856,003.20-255,302,784,004.80-82,042,171,395.20

Finding the Fourth Proportional to 170,201,856,003.20, 255,302,784,004.80 and 82,042,171,395.20

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Solution

The fourth proportional to 170,201,856,003.20, 255,302,784,004.80 and 82,042,171,395.20 is: 123,063,257,092.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,201,856,003.20 : 255,302,784,004.80 = 82,042,171,395.20 : x
  2. Step 2: Convert to fraction form
    170,201,856,003.20/255,302,784,004.80 = 82,042,171,395.20/x
  3. Step 3: Cross multiply
    170,201,856,003.20x = 255,302,784,004.80 × 82,042,171,395.20
  4. Step 4: Simplify right side
    170,201,856,003.20x = 20,945,594,762,993,525,063,680
  5. Step 5: Solve for x
    x = 20,945,594,762,993,525,063,680/170,201,856,003.20
  6. Step 6: Final answer
    x = 123,063,257,092.80

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1.5x scale

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.