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Finding the Third Proportional to 127,663,968 and 202,183,816

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Solution

The third proportional to 127,663,968 and 202,183,816 is: 320,202,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,663,968 : 202,183,816 = 202,183,816 : x
  2. Step 2: Convert to fraction form
    127,663,968/202,183,816 = 202,183,816/x
  3. Step 3: Cross multiply
    127,663,968x = 202,183,816 × 202,183,816
  4. Step 4: Simplify right side
    127,663,968x = 40,878,295,452,321,856
  5. Step 5: Solve for x
    x = 40,878,295,452,321,856/127,663,968
  6. Step 6: Final answer
    x = 320,202,294.29

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.