Home / 412,829,422.62-569,704,715.19-227,190,408.54

Finding the Fourth Proportional to 412,829,422.62, 569,704,715.19 and 227,190,408.54

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Solution

The fourth proportional to 412,829,422.62, 569,704,715.19 and 227,190,408.54 is: 313,522,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,829,422.62 : 569,704,715.19 = 227,190,408.54 : x
  2. Step 2: Convert to fraction form
    412,829,422.62/569,704,715.19 = 227,190,408.54/x
  3. Step 3: Cross multiply
    412,829,422.62x = 569,704,715.19 × 227,190,408.54
  4. Step 4: Simplify right side
    412,829,422.62x = 129,431,446,991,180,448
  5. Step 5: Solve for x
    x = 129,431,446,991,180,448/412,829,422.62
  6. Step 6: Final answer
    x = 313,522,825.41

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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.