Home / 209,374,406.27-313,916,172.52-92,726,197.73

Finding the Fourth Proportional to 209,374,406.27, 313,916,172.52 and 92,726,197.73

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Solution

The fourth proportional to 209,374,406.27, 313,916,172.52 and 92,726,197.73 is: 139,024,886.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,374,406.27 : 313,916,172.52 = 92,726,197.73 : x
  2. Step 2: Convert to fraction form
    209,374,406.27/313,916,172.52 = 92,726,197.73/x
  3. Step 3: Cross multiply
    209,374,406.27x = 313,916,172.52 × 92,726,197.73
  4. Step 4: Simplify right side
    209,374,406.27x = 29,108,253,083,734,312
  5. Step 5: Solve for x
    x = 29,108,253,083,734,312/209,374,406.27
  6. Step 6: Final answer
    x = 139,024,886.58

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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.