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Finding the Third Proportional to 55,369,944 and 121,165,722

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Solution

The third proportional to 55,369,944 and 121,165,722 is: 265,146,235.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,369,944 : 121,165,722 = 121,165,722 : x
  2. Step 2: Convert to fraction form
    55,369,944/121,165,722 = 121,165,722/x
  3. Step 3: Cross multiply
    55,369,944x = 121,165,722 × 121,165,722
  4. Step 4: Simplify right side
    55,369,944x = 14,681,132,187,781,284
  5. Step 5: Solve for x
    x = 14,681,132,187,781,284/55,369,944
  6. Step 6: Final answer
    x = 265,146,235.07

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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.