Home / 336,543,129.75-516,971,453.25

Finding the Third Proportional to 336,543,129.75 and 516,971,453.25

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Solution

The third proportional to 336,543,129.75 and 516,971,453.25 is: 794,131,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,543,129.75 : 516,971,453.25 = 516,971,453.25 : x
  2. Step 2: Convert to fraction form
    336,543,129.75/516,971,453.25 = 516,971,453.25/x
  3. Step 3: Cross multiply
    336,543,129.75x = 516,971,453.25 × 516,971,453.25
  4. Step 4: Simplify right side
    336,543,129.75x = 267,259,483,475,416,928
  5. Step 5: Solve for x
    x = 267,259,483,475,416,928/336,543,129.75
  6. Step 6: Final answer
    x = 794,131,449.58

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.