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Finding the Third Proportional to 37,085,330 and 80,554,855

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Solution

The third proportional to 37,085,330 and 80,554,855 is: 174,977,131.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085,330 : 80,554,855 = 80,554,855 : x
  2. Step 2: Convert to fraction form
    37,085,330/80,554,855 = 80,554,855/x
  3. Step 3: Cross multiply
    37,085,330x = 80,554,855 × 80,554,855
  4. Step 4: Simplify right side
    37,085,330x = 6,489,084,664,071,025
  5. Step 5: Solve for x
    x = 6,489,084,664,071,025/37,085,330
  6. Step 6: Final answer
    x = 174,977,131.50

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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.