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Finding the Fourth Proportional to 35,694,978, 49,263,268.68 and 21,208,290

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Solution

The fourth proportional to 35,694,978, 49,263,268.68 and 21,208,290 is: 29,269,935.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,694,978 : 49,263,268.68 = 21,208,290 : x
  2. Step 2: Convert to fraction form
    35,694,978/49,263,268.68 = 21,208,290/x
  3. Step 3: Cross multiply
    35,694,978x = 49,263,268.68 × 21,208,290
  4. Step 4: Simplify right side
    35,694,978x = 1,044,789,688,513,357.25
  5. Step 5: Solve for x
    x = 1,044,789,688,513,357.25/35,694,978
  6. Step 6: Final answer
    x = 29,269,935.07

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