Home / 107,738,187.20-161,629,977.60-34,949,284.32

Finding the Fourth Proportional to 107,738,187.20, 161,629,977.60 and 34,949,284.32

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Solution

The fourth proportional to 107,738,187.20, 161,629,977.60 and 34,949,284.32 is: 52,431,289.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,738,187.20 : 161,629,977.60 = 34,949,284.32 : x
  2. Step 2: Convert to fraction form
    107,738,187.20/161,629,977.60 = 34,949,284.32/x
  3. Step 3: Cross multiply
    107,738,187.20x = 161,629,977.60 × 34,949,284.32
  4. Step 4: Simplify right side
    107,738,187.20x = 5,648,852,041,777,631
  5. Step 5: Solve for x
    x = 5,648,852,041,777,631/107,738,187.20
  6. Step 6: Final answer
    x = 52,431,289.11

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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.