Home / 72,122,160.43-108,218,757.53-33,777,052.03

Finding the Fourth Proportional to 72,122,160.43, 108,218,757.53 and 33,777,052.03

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Solution

The fourth proportional to 72,122,160.43, 108,218,757.53 and 33,777,052.03 is: 50,682,211.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,122,160.43 : 108,218,757.53 = 33,777,052.03 : x
  2. Step 2: Convert to fraction form
    72,122,160.43/108,218,757.53 = 33,777,052.03/x
  3. Step 3: Cross multiply
    72,122,160.43x = 108,218,757.53 × 33,777,052.03
  4. Step 4: Simplify right side
    72,122,160.43x = 3,655,310,603,712,764.50
  5. Step 5: Solve for x
    x = 3,655,310,603,712,764.50/72,122,160.43
  6. Step 6: Final answer
    x = 50,682,211.71

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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.