Home / 419,453,586.24-629,361,816.54-225,137,997.15

Finding the Fourth Proportional to 419,453,586.24, 629,361,816.54 and 225,137,997.15

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Solution

The fourth proportional to 419,453,586.24, 629,361,816.54 and 225,137,997.15 is: 337,804,380.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,453,586.24 : 629,361,816.54 = 225,137,997.15 : x
  2. Step 2: Convert to fraction form
    419,453,586.24/629,361,816.54 = 225,137,997.15/x
  3. Step 3: Cross multiply
    419,453,586.24x = 629,361,816.54 × 225,137,997.15
  4. Step 4: Simplify right side
    419,453,586.24x = 141,693,258,858,501,344
  5. Step 5: Solve for x
    x = 141,693,258,858,501,344/419,453,586.24
  6. Step 6: Final answer
    x = 337,804,380.52

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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.