Home / 161,672,500.28-242,505,248.99-45,084,745.43

Finding the Fourth Proportional to 161,672,500.28, 242,505,248.99 and 45,084,745.43

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Solution

The fourth proportional to 161,672,500.28, 242,505,248.99 and 45,084,745.43 is: 67,626,141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,672,500.28 : 242,505,248.99 = 45,084,745.43 : x
  2. Step 2: Convert to fraction form
    161,672,500.28/242,505,248.99 = 45,084,745.43/x
  3. Step 3: Cross multiply
    161,672,500.28x = 242,505,248.99 × 45,084,745.43
  4. Step 4: Simplify right side
    161,672,500.28x = 10,933,287,414,714,964
  5. Step 5: Solve for x
    x = 10,933,287,414,714,964/161,672,500.28
  6. Step 6: Final answer
    x = 67,626,141.71

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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.