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Finding the Third Proportional to 86,715,059 and 127,677,336

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Solution

The third proportional to 86,715,059 and 127,677,336 is: 187,989,287.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,715,059 : 127,677,336 = 127,677,336 : x
  2. Step 2: Convert to fraction form
    86,715,059/127,677,336 = 127,677,336/x
  3. Step 3: Cross multiply
    86,715,059x = 127,677,336 × 127,677,336
  4. Step 4: Simplify right side
    86,715,059x = 16,301,502,128,056,896
  5. Step 5: Solve for x
    x = 16,301,502,128,056,896/86,715,059
  6. Step 6: Final answer
    x = 187,989,287.17

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.