Home / 202,682,339.72-279,694,135.34-109,860,854.60

Finding the Fourth Proportional to 202,682,339.72, 279,694,135.34 and 109,860,854.60

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Solution

The fourth proportional to 202,682,339.72, 279,694,135.34 and 109,860,854.60 is: 151,603,917.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,682,339.72 : 279,694,135.34 = 109,860,854.60 : x
  2. Step 2: Convert to fraction form
    202,682,339.72/279,694,135.34 = 109,860,854.60/x
  3. Step 3: Cross multiply
    202,682,339.72x = 279,694,135.34 × 109,860,854.60
  4. Step 4: Simplify right side
    202,682,339.72x = 30,727,436,735,060,456
  5. Step 5: Solve for x
    x = 30,727,436,735,060,456/202,682,339.72
  6. Step 6: Final answer
    x = 151,603,917.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.