Home / 209,374,407.27-313,916,174.02-92,726,198.73

Finding the Fourth Proportional to 209,374,407.27, 313,916,174.02 and 92,726,198.73

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Solution

The fourth proportional to 209,374,407.27, 313,916,174.02 and 92,726,198.73 is: 139,024,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,374,407.27 : 313,916,174.02 = 92,726,198.73 : x
  2. Step 2: Convert to fraction form
    209,374,407.27/313,916,174.02 = 92,726,198.73/x
  3. Step 3: Cross multiply
    209,374,407.27x = 313,916,174.02 × 92,726,198.73
  4. Step 4: Simplify right side
    209,374,407.27x = 29,108,253,536,739,784
  5. Step 5: Solve for x
    x = 29,108,253,536,739,784/209,374,407.27
  6. Step 6: Final answer
    x = 139,024,888.08

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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.