Home / 57,147,255.02-78,864,678.78-31,043,266.76

Finding the Fourth Proportional to 57,147,255.02, 78,864,678.78 and 31,043,266.76

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Solution

The fourth proportional to 57,147,255.02, 78,864,678.78 and 31,043,266.76 is: 42,840,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,147,255.02 : 78,864,678.78 = 31,043,266.76 : x
  2. Step 2: Convert to fraction form
    57,147,255.02/78,864,678.78 = 31,043,266.76/x
  3. Step 3: Cross multiply
    57,147,255.02x = 78,864,678.78 × 31,043,266.76
  4. Step 4: Simplify right side
    57,147,255.02x = 2,448,217,261,309,251.50
  5. Step 5: Solve for x
    x = 2,448,217,261,309,251.50/57,147,255.02
  6. Step 6: Final answer
    x = 42,840,504.95

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