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Finding the Third Proportional to 38,362,169 and 82,196,212

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Solution

The third proportional to 38,362,169 and 82,196,212 is: 176,116,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,362,169 : 82,196,212 = 82,196,212 : x
  2. Step 2: Convert to fraction form
    38,362,169/82,196,212 = 82,196,212/x
  3. Step 3: Cross multiply
    38,362,169x = 82,196,212 × 82,196,212
  4. Step 4: Simplify right side
    38,362,169x = 6,756,217,267,148,944
  5. Step 5: Solve for x
    x = 6,756,217,267,148,944/38,362,169
  6. Step 6: Final answer
    x = 176,116,665.02

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.