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Finding the Third Proportional to 38,856,610 and 84,269,316

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Solution

The third proportional to 38,856,610 and 84,269,316 is: 182,757,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,856,610 : 84,269,316 = 84,269,316 : x
  2. Step 2: Convert to fraction form
    38,856,610/84,269,316 = 84,269,316/x
  3. Step 3: Cross multiply
    38,856,610x = 84,269,316 × 84,269,316
  4. Step 4: Simplify right side
    38,856,610x = 7,101,317,619,107,856
  5. Step 5: Solve for x
    x = 7,101,317,619,107,856/38,856,610
  6. Step 6: Final answer
    x = 182,757,003.74

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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.