Home / 275,288,132.70-412,932,199.05-166,449,015.90

Finding the Fourth Proportional to 275,288,132.70, 412,932,199.05 and 166,449,015.90

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Solution

The fourth proportional to 275,288,132.70, 412,932,199.05 and 166,449,015.90 is: 249,673,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,288,132.70 : 412,932,199.05 = 166,449,015.90 : x
  2. Step 2: Convert to fraction form
    275,288,132.70/412,932,199.05 = 166,449,015.90/x
  3. Step 3: Cross multiply
    275,288,132.70x = 412,932,199.05 × 166,449,015.90
  4. Step 4: Simplify right side
    275,288,132.70x = 68,732,158,165,295,416
  5. Step 5: Solve for x
    x = 68,732,158,165,295,416/275,288,132.70
  6. Step 6: Final answer
    x = 249,673,523.85

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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.