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Finding the Third Proportional to 157,292,992 and 244,220,930

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Solution

The third proportional to 157,292,992 and 244,220,930 is: 379,189,574.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,292,992 : 244,220,930 = 244,220,930 : x
  2. Step 2: Convert to fraction form
    157,292,992/244,220,930 = 244,220,930/x
  3. Step 3: Cross multiply
    157,292,992x = 244,220,930 × 244,220,930
  4. Step 4: Simplify right side
    157,292,992x = 59,643,862,650,064,896
  5. Step 5: Solve for x
    x = 59,643,862,650,064,896/157,292,992
  6. Step 6: Final answer
    x = 379,189,574.13

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.