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Finding the Third Proportional to 63,021,434 and 136,798,586

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Solution

The third proportional to 63,021,434 and 136,798,586 is: 296,944,260.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,021,434 : 136,798,586 = 136,798,586 : x
  2. Step 2: Convert to fraction form
    63,021,434/136,798,586 = 136,798,586/x
  3. Step 3: Cross multiply
    63,021,434x = 136,798,586 × 136,798,586
  4. Step 4: Simplify right side
    63,021,434x = 18,713,853,131,599,396
  5. Step 5: Solve for x
    x = 18,713,853,131,599,396/63,021,434
  6. Step 6: Final answer
    x = 296,944,260.77

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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.