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Finding the Third Proportional to 38,872,062 and 89,991,243

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Solution

The third proportional to 38,872,062 and 89,991,243 is: 208,335,328.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,872,062 : 89,991,243 = 89,991,243 : x
  2. Step 2: Convert to fraction form
    38,872,062/89,991,243 = 89,991,243/x
  3. Step 3: Cross multiply
    38,872,062x = 89,991,243 × 89,991,243
  4. Step 4: Simplify right side
    38,872,062x = 8,098,423,816,685,049
  5. Step 5: Solve for x
    x = 8,098,423,816,685,049/38,872,062
  6. Step 6: Final answer
    x = 208,335,328.77

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.