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Finding the Third Proportional to 108,837,778 and 236,806,702

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Solution

The third proportional to 108,837,778 and 236,806,702 is: 515,238,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,837,778 : 236,806,702 = 236,806,702 : x
  2. Step 2: Convert to fraction form
    108,837,778/236,806,702 = 236,806,702/x
  3. Step 3: Cross multiply
    108,837,778x = 236,806,702 × 236,806,702
  4. Step 4: Simplify right side
    108,837,778x = 56,077,414,112,116,800
  5. Step 5: Solve for x
    x = 56,077,414,112,116,800/108,837,778
  6. Step 6: Final answer
    x = 515,238,505.81

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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.