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Finding the Fourth Proportional to 291,581,159.26, 437,682,978.64 and 125,666,544.78

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Solution

The fourth proportional to 291,581,159.26, 437,682,978.64 and 125,666,544.78 is: 188,633,956.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,581,159.26 : 437,682,978.64 = 125,666,544.78 : x
  2. Step 2: Convert to fraction form
    291,581,159.26/437,682,978.64 = 125,666,544.78/x
  3. Step 3: Cross multiply
    291,581,159.26x = 437,682,978.64 × 125,666,544.78
  4. Step 4: Simplify right side
    291,581,159.26x = 55,002,107,634,707,344
  5. Step 5: Solve for x
    x = 55,002,107,634,707,344/291,581,159.26
  6. Step 6: Final answer
    x = 188,633,956.23

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