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Finding the Third Proportional to 1,508,430,777.75 and 3,247,396,749

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Solution

The third proportional to 1,508,430,777.75 and 3,247,396,749 is: 6,991,096,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,430,777.75 : 3,247,396,749 = 3,247,396,749 : x
  2. Step 2: Convert to fraction form
    1,508,430,777.75/3,247,396,749 = 3,247,396,749/x
  3. Step 3: Cross multiply
    1,508,430,777.75x = 3,247,396,749 × 3,247,396,749
  4. Step 4: Simplify right side
    1,508,430,777.75x = 10,545,585,645,415,768,064
  5. Step 5: Solve for x
    x = 10,545,585,645,415,768,064/1,508,430,777.75
  6. Step 6: Final answer
    x = 6,991,096,841.15

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.