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Finding the Third Proportional to 63,379,262 and 138,863,569

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Solution

The third proportional to 63,379,262 and 138,863,569 is: 304,249,216.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,379,262 : 138,863,569 = 138,863,569 : x
  2. Step 2: Convert to fraction form
    63,379,262/138,863,569 = 138,863,569/x
  3. Step 3: Cross multiply
    63,379,262x = 138,863,569 × 138,863,569
  4. Step 4: Simplify right side
    63,379,262x = 19,283,090,795,417,760
  5. Step 5: Solve for x
    x = 19,283,090,795,417,760/63,379,262
  6. Step 6: Final answer
    x = 304,249,216.34

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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.