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Finding the Third Proportional to 108,837,781 and 236,806,708

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Solution

The third proportional to 108,837,781 and 236,806,708 is: 515,238,517.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,837,781 : 236,806,708 = 236,806,708 : x
  2. Step 2: Convert to fraction form
    108,837,781/236,806,708 = 236,806,708/x
  3. Step 3: Cross multiply
    108,837,781x = 236,806,708 × 236,806,708
  4. Step 4: Simplify right side
    108,837,781x = 56,077,416,953,797,264
  5. Step 5: Solve for x
    x = 56,077,416,953,797,264/108,837,781
  6. Step 6: Final answer
    x = 515,238,517.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.