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Finding the Fourth Proportional to 1,300,218,684.44, 1,950,322,767.60 and 470,978,258.72

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Solution

The fourth proportional to 1,300,218,684.44, 1,950,322,767.60 and 470,978,258.72 is: 706,465,483.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,218,684.44 : 1,950,322,767.60 = 470,978,258.72 : x
  2. Step 2: Convert to fraction form
    1,300,218,684.44/1,950,322,767.60 = 470,978,258.72/x
  3. Step 3: Cross multiply
    1,300,218,684.44x = 1,950,322,767.60 × 470,978,258.72
  4. Step 4: Simplify right side
    1,300,218,684.44x = 918,559,621,026,219,264
  5. Step 5: Solve for x
    x = 918,559,621,026,219,264/1,300,218,684.44
  6. Step 6: Final answer
    x = 706,465,483.09

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