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Finding the Third Proportional to 38,991,162 and 84,484,122

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Solution

The third proportional to 38,991,162 and 84,484,122 is: 183,056,018.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,991,162 : 84,484,122 = 84,484,122 : x
  2. Step 2: Convert to fraction form
    38,991,162/84,484,122 = 84,484,122/x
  3. Step 3: Cross multiply
    38,991,162x = 84,484,122 × 84,484,122
  4. Step 4: Simplify right side
    38,991,162x = 7,137,566,870,110,884
  5. Step 5: Solve for x
    x = 7,137,566,870,110,884/38,991,162
  6. Step 6: Final answer
    x = 183,056,018.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.