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Finding the Third Proportional to 108,001,078 and 236,516,972

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Solution

The third proportional to 108,001,078 and 236,516,972 is: 517,960,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,001,078 : 236,516,972 = 236,516,972 : x
  2. Step 2: Convert to fraction form
    108,001,078/236,516,972 = 236,516,972/x
  3. Step 3: Cross multiply
    108,001,078x = 236,516,972 × 236,516,972
  4. Step 4: Simplify right side
    108,001,078x = 55,940,278,044,048,784
  5. Step 5: Solve for x
    x = 55,940,278,044,048,784/108,001,078
  6. Step 6: Final answer
    x = 517,960,367.43

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.