Home / 571,970,896.78-789,296,593.44-324,446,936.62

Finding the Fourth Proportional to 571,970,896.78, 789,296,593.44 and 324,446,936.62

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Solution

The fourth proportional to 571,970,896.78, 789,296,593.44 and 324,446,936.62 is: 447,723,587.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,970,896.78 : 789,296,593.44 = 324,446,936.62 : x
  2. Step 2: Convert to fraction form
    571,970,896.78/789,296,593.44 = 324,446,936.62/x
  3. Step 3: Cross multiply
    571,970,896.78x = 789,296,593.44 × 324,446,936.62
  4. Step 4: Simplify right side
    571,970,896.78x = 256,084,861,826,209,600
  5. Step 5: Solve for x
    x = 256,084,861,826,209,600/571,970,896.78
  6. Step 6: Final answer
    x = 447,723,587.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.