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Finding the Third Proportional to 117,115,404 and 254,391,816

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Solution

The third proportional to 117,115,404 and 254,391,816 is: 552,576,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,115,404 : 254,391,816 = 254,391,816 : x
  2. Step 2: Convert to fraction form
    117,115,404/254,391,816 = 254,391,816/x
  3. Step 3: Cross multiply
    117,115,404x = 254,391,816 × 254,391,816
  4. Step 4: Simplify right side
    117,115,404x = 64,715,196,047,777,856
  5. Step 5: Solve for x
    x = 64,715,196,047,777,856/117,115,404
  6. Step 6: Final answer
    x = 552,576,295.15

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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.