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Finding the Third Proportional to 63,685,258 and 138,183,044

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Solution

The third proportional to 63,685,258 and 138,183,044 is: 299,826,902.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,685,258 : 138,183,044 = 138,183,044 : x
  2. Step 2: Convert to fraction form
    63,685,258/138,183,044 = 138,183,044/x
  3. Step 3: Cross multiply
    63,685,258x = 138,183,044 × 138,183,044
  4. Step 4: Simplify right side
    63,685,258x = 19,094,553,649,105,936
  5. Step 5: Solve for x
    x = 19,094,553,649,105,936/63,685,258
  6. Step 6: Final answer
    x = 299,826,902.63

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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.