Home / 344,343,755.88-516,627,170.82-206,147,750.76

Finding the Fourth Proportional to 344,343,755.88, 516,627,170.82 and 206,147,750.76

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Solution

The fourth proportional to 344,343,755.88, 516,627,170.82 and 206,147,750.76 is: 309,288,399.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,343,755.88 : 516,627,170.82 = 206,147,750.76 : x
  2. Step 2: Convert to fraction form
    344,343,755.88/516,627,170.82 = 206,147,750.76/x
  3. Step 3: Cross multiply
    344,343,755.88x = 516,627,170.82 × 206,147,750.76
  4. Step 4: Simplify right side
    344,343,755.88x = 106,501,529,246,045,296
  5. Step 5: Solve for x
    x = 106,501,529,246,045,296/344,343,755.88
  6. Step 6: Final answer
    x = 309,288,399.83

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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.