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Finding the Third Proportional to 63,685,260 and 138,183,048

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Solution

The third proportional to 63,685,260 and 138,183,048 is: 299,826,910.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,685,260 : 138,183,048 = 138,183,048 : x
  2. Step 2: Convert to fraction form
    63,685,260/138,183,048 = 138,183,048/x
  3. Step 3: Cross multiply
    63,685,260x = 138,183,048 × 138,183,048
  4. Step 4: Simplify right side
    63,685,260x = 19,094,554,754,570,304
  5. Step 5: Solve for x
    x = 19,094,554,754,570,304/63,685,260
  6. Step 6: Final answer
    x = 299,826,910.57

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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.