Home / 204,725,695.20-307,088,542.80-168,375,130.80

Finding the Fourth Proportional to 204,725,695.20, 307,088,542.80 and 168,375,130.80

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Solution

The fourth proportional to 204,725,695.20, 307,088,542.80 and 168,375,130.80 is: 252,562,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,725,695.20 : 307,088,542.80 = 168,375,130.80 : x
  2. Step 2: Convert to fraction form
    204,725,695.20/307,088,542.80 = 168,375,130.80/x
  3. Step 3: Cross multiply
    204,725,695.20x = 307,088,542.80 × 168,375,130.80
  4. Step 4: Simplify right side
    204,725,695.20x = 51,706,073,561,131,400
  5. Step 5: Solve for x
    x = 51,706,073,561,131,400/204,725,695.20
  6. Step 6: Final answer
    x = 252,562,696.20

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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.