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Finding the Third Proportional to 511,095,371.91 and 1,111,739,939.44

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Solution

The third proportional to 511,095,371.91 and 1,111,739,939.44 is: 2,418,268,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,095,371.91 : 1,111,739,939.44 = 1,111,739,939.44 : x
  2. Step 2: Convert to fraction form
    511,095,371.91/1,111,739,939.44 = 1,111,739,939.44/x
  3. Step 3: Cross multiply
    511,095,371.91x = 1,111,739,939.44 × 1,111,739,939.44
  4. Step 4: Simplify right side
    511,095,371.91x = 1,235,965,692,940,496,128
  5. Step 5: Solve for x
    x = 1,235,965,692,940,496,128/511,095,371.91
  6. Step 6: Final answer
    x = 2,418,268,215.44

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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.