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Finding the Third Proportional to 1,385,158,058,556 and 2,978,777,641,866

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Solution

The third proportional to 1,385,158,058,556 and 2,978,777,641,866 is: 6,405,851,075,891.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,158,058,556 : 2,978,777,641,866 = 2,978,777,641,866 : x
  2. Step 2: Convert to fraction form
    1,385,158,058,556/2,978,777,641,866 = 2,978,777,641,866/x
  3. Step 3: Cross multiply
    1,385,158,058,556x = 2,978,777,641,866 × 2,978,777,641,866
  4. Step 4: Simplify right side
    1,385,158,058,556x = 8,873,116,239,680,767,780,716,544
  5. Step 5: Solve for x
    x = 8,873,116,239,680,767,780,716,544/1,385,158,058,556
  6. Step 6: Final answer
    x = 6,405,851,075,891.53

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