Home / 101,374,729.38-151,645,632.51-80,944,353.57

Finding the Fourth Proportional to 101,374,729.38, 151,645,632.51 and 80,944,353.57

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Solution

The fourth proportional to 101,374,729.38, 151,645,632.51 and 80,944,353.57 is: 121,083,999.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,374,729.38 : 151,645,632.51 = 80,944,353.57 : x
  2. Step 2: Convert to fraction form
    101,374,729.38/151,645,632.51 = 80,944,353.57/x
  3. Step 3: Cross multiply
    101,374,729.38x = 151,645,632.51 × 80,944,353.57
  4. Step 4: Simplify right side
    101,374,729.38x = 12,274,857,695,235,724
  5. Step 5: Solve for x
    x = 12,274,857,695,235,724/101,374,729.38
  6. Step 6: Final answer
    x = 121,083,999.63

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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.