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Finding the Third Proportional to 55,167,800 and 117,060,216

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Solution

The third proportional to 55,167,800 and 117,060,216 is: 248,389,353.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,167,800 : 117,060,216 = 117,060,216 : x
  2. Step 2: Convert to fraction form
    55,167,800/117,060,216 = 117,060,216/x
  3. Step 3: Cross multiply
    55,167,800x = 117,060,216 × 117,060,216
  4. Step 4: Simplify right side
    55,167,800x = 13,703,094,169,966,656
  5. Step 5: Solve for x
    x = 13,703,094,169,966,656/55,167,800
  6. Step 6: Final answer
    x = 248,389,353.39

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.