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Finding the Third Proportional to 168,760,305 and 253,589,778

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Solution

The third proportional to 168,760,305 and 253,589,778 is: 381,059,844.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,760,305 : 253,589,778 = 253,589,778 : x
  2. Step 2: Convert to fraction form
    168,760,305/253,589,778 = 253,589,778/x
  3. Step 3: Cross multiply
    168,760,305x = 253,589,778 × 253,589,778
  4. Step 4: Simplify right side
    168,760,305x = 64,307,775,506,089,280
  5. Step 5: Solve for x
    x = 64,307,775,506,089,280/168,760,305
  6. Step 6: Final answer
    x = 381,059,844.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.