Home / 134,469,009.18-185,652,912.33-109,748,163.78

Finding the Fourth Proportional to 134,469,009.18, 185,652,912.33 and 109,748,163.78

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Solution

The fourth proportional to 134,469,009.18, 185,652,912.33 and 109,748,163.78 is: 151,522,394.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,469,009.18 : 185,652,912.33 = 109,748,163.78 : x
  2. Step 2: Convert to fraction form
    134,469,009.18/185,652,912.33 = 109,748,163.78/x
  3. Step 3: Cross multiply
    134,469,009.18x = 185,652,912.33 × 109,748,163.78
  4. Step 4: Simplify right side
    134,469,009.18x = 20,375,066,228,626,824
  5. Step 5: Solve for x
    x = 20,375,066,228,626,824/134,469,009.18
  6. Step 6: Final answer
    x = 151,522,394.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.