Home / 132,037,399.20-197,608,201.20-115,913,085.60

Finding the Fourth Proportional to 132,037,399.20, 197,608,201.20 and 115,913,085.60

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Solution

The fourth proportional to 132,037,399.20, 197,608,201.20 and 115,913,085.60 is: 173,476,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,037,399.20 : 197,608,201.20 = 115,913,085.60 : x
  2. Step 2: Convert to fraction form
    132,037,399.20/197,608,201.20 = 115,913,085.60/x
  3. Step 3: Cross multiply
    132,037,399.20x = 197,608,201.20 × 115,913,085.60
  4. Step 4: Simplify right side
    132,037,399.20x = 22,905,376,340,957,620
  5. Step 5: Solve for x
    x = 22,905,376,340,957,620/132,037,399.20
  6. Step 6: Final answer
    x = 173,476,427.74

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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.