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Finding the Third Proportional to 118,256,122 and 252,855,127

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Solution

The third proportional to 118,256,122 and 252,855,127 is: 540,654,590.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,256,122 : 252,855,127 = 252,855,127 : x
  2. Step 2: Convert to fraction form
    118,256,122/252,855,127 = 252,855,127/x
  3. Step 3: Cross multiply
    118,256,122x = 252,855,127 × 252,855,127
  4. Step 4: Simplify right side
    118,256,122x = 63,935,715,250,186,128
  5. Step 5: Solve for x
    x = 63,935,715,250,186,128/118,256,122
  6. Step 6: Final answer
    x = 540,654,590.81

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.