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Finding the Third Proportional to 107,487,513 and 219,486,618

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Solution

The third proportional to 107,487,513 and 219,486,618 is: 448,185,785.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,487,513 : 219,486,618 = 219,486,618 : x
  2. Step 2: Convert to fraction form
    107,487,513/219,486,618 = 219,486,618/x
  3. Step 3: Cross multiply
    107,487,513x = 219,486,618 × 219,486,618
  4. Step 4: Simplify right side
    107,487,513x = 48,174,375,481,077,920
  5. Step 5: Solve for x
    x = 48,174,375,481,077,920/107,487,513
  6. Step 6: Final answer
    x = 448,185,785.83

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.