Home / 209,374,408.27-313,916,175.52-92,726,199.73

Finding the Fourth Proportional to 209,374,408.27, 313,916,175.52 and 92,726,199.73

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Solution

The fourth proportional to 209,374,408.27, 313,916,175.52 and 92,726,199.73 is: 139,024,889.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,374,408.27 : 313,916,175.52 = 92,726,199.73 : x
  2. Step 2: Convert to fraction form
    209,374,408.27/313,916,175.52 = 92,726,199.73/x
  3. Step 3: Cross multiply
    209,374,408.27x = 313,916,175.52 × 92,726,199.73
  4. Step 4: Simplify right side
    209,374,408.27x = 29,108,253,989,745,256
  5. Step 5: Solve for x
    x = 29,108,253,989,745,256/209,374,408.27
  6. Step 6: Final answer
    x = 139,024,889.58

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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.