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Finding the Third Proportional to 18,101,170,131 and 38,968,762,530

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Solution

The third proportional to 18,101,170,131 and 38,968,762,530 is: 83,893,165,034.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101,170,131 : 38,968,762,530 = 38,968,762,530 : x
  2. Step 2: Convert to fraction form
    18,101,170,131/38,968,762,530 = 38,968,762,530/x
  3. Step 3: Cross multiply
    18,101,170,131x = 38,968,762,530 × 38,968,762,530
  4. Step 4: Simplify right side
    18,101,170,131x = 1,518,564,453,119,531,941,888
  5. Step 5: Solve for x
    x = 1,518,564,453,119,531,941,888/18,101,170,131
  6. Step 6: Final answer
    x = 83,893,165,034.61

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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.