Home / 161,672,499.78-242,505,248.24-45,084,744.93

Finding the Fourth Proportional to 161,672,499.78, 242,505,248.24 and 45,084,744.93

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Solution

The fourth proportional to 161,672,499.78, 242,505,248.24 and 45,084,744.93 is: 67,626,140.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,672,499.78 : 242,505,248.24 = 45,084,744.93 : x
  2. Step 2: Convert to fraction form
    161,672,499.78/242,505,248.24 = 45,084,744.93/x
  3. Step 3: Cross multiply
    161,672,499.78x = 242,505,248.24 × 45,084,744.93
  4. Step 4: Simplify right side
    161,672,499.78x = 10,933,287,261,086,732
  5. Step 5: Solve for x
    x = 10,933,287,261,086,732/161,672,499.78
  6. Step 6: Final answer
    x = 67,626,140.97

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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.