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Finding the Third Proportional to 62,851,440 and 135,308,544

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Solution

The third proportional to 62,851,440 and 135,308,544 is: 291,296,461.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,851,440 : 135,308,544 = 135,308,544 : x
  2. Step 2: Convert to fraction form
    62,851,440/135,308,544 = 135,308,544/x
  3. Step 3: Cross multiply
    62,851,440x = 135,308,544 × 135,308,544
  4. Step 4: Simplify right side
    62,851,440x = 18,308,402,079,399,936
  5. Step 5: Solve for x
    x = 18,308,402,079,399,936/62,851,440
  6. Step 6: Final answer
    x = 291,296,461.61

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.