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Finding the Third Proportional to 18,890,362,048 and 41,339,270,530

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Solution

The third proportional to 18,890,362,048 and 41,339,270,530 is: 90,465,989,143.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,890,362,048 : 41,339,270,530 = 41,339,270,530 : x
  2. Step 2: Convert to fraction form
    18,890,362,048/41,339,270,530 = 41,339,270,530/x
  3. Step 3: Cross multiply
    18,890,362,048x = 41,339,270,530 × 41,339,270,530
  4. Step 4: Simplify right side
    18,890,362,048x = 1,708,935,287,952,526,540,800
  5. Step 5: Solve for x
    x = 1,708,935,287,952,526,540,800/18,890,362,048
  6. Step 6: Final answer
    x = 90,465,989,143.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.