Home / 169,056,028.40-253,752,004.20-82,891,727.60

Finding the Fourth Proportional to 169,056,028.40, 253,752,004.20 and 82,891,727.60

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Solution

The fourth proportional to 169,056,028.40, 253,752,004.20 and 82,891,727.60 is: 124,419,946.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,056,028.40 : 253,752,004.20 = 82,891,727.60 : x
  2. Step 2: Convert to fraction form
    169,056,028.40/253,752,004.20 = 82,891,727.60/x
  3. Step 3: Cross multiply
    169,056,028.40x = 253,752,004.20 × 82,891,727.60
  4. Step 4: Simplify right side
    169,056,028.40x = 21,033,942,010,100,452
  5. Step 5: Solve for x
    x = 21,033,942,010,100,452/169,056,028.40
  6. Step 6: Final answer
    x = 124,419,946.51

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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.