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Finding the Third Proportional to 36,206,308 and 78,788,864

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Solution

The third proportional to 36,206,308 and 78,788,864 is: 171,453,137.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,206,308 : 78,788,864 = 78,788,864 : x
  2. Step 2: Convert to fraction form
    36,206,308/78,788,864 = 78,788,864/x
  3. Step 3: Cross multiply
    36,206,308x = 78,788,864 × 78,788,864
  4. Step 4: Simplify right side
    36,206,308x = 6,207,685,090,410,496
  5. Step 5: Solve for x
    x = 6,207,685,090,410,496/36,206,308
  6. Step 6: Final answer
    x = 171,453,137.13

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.