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Finding the Third Proportional to 57,381,621 and 124,505,514

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Solution

The third proportional to 57,381,621 and 124,505,514 is: 270,149,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,381,621 : 124,505,514 = 124,505,514 : x
  2. Step 2: Convert to fraction form
    57,381,621/124,505,514 = 124,505,514/x
  3. Step 3: Cross multiply
    57,381,621x = 124,505,514 × 124,505,514
  4. Step 4: Simplify right side
    57,381,621x = 15,501,623,016,404,196
  5. Step 5: Solve for x
    x = 15,501,623,016,404,196/57,381,621
  6. Step 6: Final answer
    x = 270,149,618.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.