Home / 491,978,654.64-738,478,601.10-285,121,224

Finding the Fourth Proportional to 491,978,654.64, 738,478,601.10 and 285,121,224

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Solution

The fourth proportional to 491,978,654.64, 738,478,601.10 and 285,121,224 is: 427,977,760.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,978,654.64 : 738,478,601.10 = 285,121,224 : x
  2. Step 2: Convert to fraction form
    491,978,654.64/738,478,601.10 = 285,121,224/x
  3. Step 3: Cross multiply
    491,978,654.64x = 738,478,601.10 × 285,121,224
  4. Step 4: Simplify right side
    491,978,654.64x = 210,555,922,643,439,744
  5. Step 5: Solve for x
    x = 210,555,922,643,439,744/491,978,654.64
  6. Step 6: Final answer
    x = 427,977,760.13

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