Home / 355,147,157,928-513,126,313,296

Finding the Third Proportional to 355,147,157,928 and 513,126,313,296

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Solution

The third proportional to 355,147,157,928 and 513,126,313,296 is: 741,378,911,583.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,147,157,928 : 513,126,313,296 = 513,126,313,296 : x
  2. Step 2: Convert to fraction form
    355,147,157,928/513,126,313,296 = 513,126,313,296/x
  3. Step 3: Cross multiply
    355,147,157,928x = 513,126,313,296 × 513,126,313,296
  4. Step 4: Simplify right side
    355,147,157,928x = 263,298,613,396,744,750,235,648
  5. Step 5: Solve for x
    x = 263,298,613,396,744,750,235,648/355,147,157,928
  6. Step 6: Final answer
    x = 741,378,911,583.81

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.