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Finding the Third Proportional to 12,995,533,987 and 28,482,396,988

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Solution

The third proportional to 12,995,533,987 and 28,482,396,988 is: 62,425,056,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995,533,987 : 28,482,396,988 = 28,482,396,988 : x
  2. Step 2: Convert to fraction form
    12,995,533,987/28,482,396,988 = 28,482,396,988/x
  3. Step 3: Cross multiply
    12,995,533,987x = 28,482,396,988 × 28,482,396,988
  4. Step 4: Simplify right side
    12,995,533,987x = 811,246,938,182,031,507,456
  5. Step 5: Solve for x
    x = 811,246,938,182,031,507,456/12,995,533,987
  6. Step 6: Final answer
    x = 62,425,056,099.55

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.