Home / 169,540,865.28-253,940,523.36-120,207,179.04

Finding the Fourth Proportional to 169,540,865.28, 253,940,523.36 and 120,207,179.04

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Solution

The fourth proportional to 169,540,865.28, 253,940,523.36 and 120,207,179.04 is: 180,047,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,540,865.28 : 253,940,523.36 = 120,207,179.04 : x
  2. Step 2: Convert to fraction form
    169,540,865.28/253,940,523.36 = 120,207,179.04/x
  3. Step 3: Cross multiply
    169,540,865.28x = 253,940,523.36 × 120,207,179.04
  4. Step 4: Simplify right side
    169,540,865.28x = 30,525,473,957,046,824
  5. Step 5: Solve for x
    x = 30,525,473,957,046,824/169,540,865.28
  6. Step 6: Final answer
    x = 180,047,883.48

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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.