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Finding the Third Proportional to 1,270,376,928 and 2,751,802,488

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Solution

The third proportional to 1,270,376,928 and 2,751,802,488 is: 5,960,763,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,376,928 : 2,751,802,488 = 2,751,802,488 : x
  2. Step 2: Convert to fraction form
    1,270,376,928/2,751,802,488 = 2,751,802,488/x
  3. Step 3: Cross multiply
    1,270,376,928x = 2,751,802,488 × 2,751,802,488
  4. Step 4: Simplify right side
    1,270,376,928x = 7,572,416,932,962,990,080
  5. Step 5: Solve for x
    x = 7,572,416,932,962,990,080/1,270,376,928
  6. Step 6: Final answer
    x = 5,960,763,900.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.