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Finding the Third Proportional to 13,127,319,859 and 28,245,640,174

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Solution

The third proportional to 13,127,319,859 and 28,245,640,174 is: 60,775,253,243.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,127,319,859 : 28,245,640,174 = 28,245,640,174 : x
  2. Step 2: Convert to fraction form
    13,127,319,859/28,245,640,174 = 28,245,640,174/x
  3. Step 3: Cross multiply
    13,127,319,859x = 28,245,640,174 × 28,245,640,174
  4. Step 4: Simplify right side
    13,127,319,859x = 797,816,188,839,082,721,280
  5. Step 5: Solve for x
    x = 797,816,188,839,082,721,280/13,127,319,859
  6. Step 6: Final answer
    x = 60,775,253,243.49

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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.