Home / 512,205,688.20-768,256,825.74-347,268,225.17

Finding the Fourth Proportional to 512,205,688.20, 768,256,825.74 and 347,268,225.17

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Solution

The fourth proportional to 512,205,688.20, 768,256,825.74 and 347,268,225.17 is: 520,867,281.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,205,688.20 : 768,256,825.74 = 347,268,225.17 : x
  2. Step 2: Convert to fraction form
    512,205,688.20/768,256,825.74 = 347,268,225.17/x
  3. Step 3: Cross multiply
    512,205,688.20x = 768,256,825.74 × 347,268,225.17
  4. Step 4: Simplify right side
    512,205,688.20x = 266,791,184,345,626,496
  5. Step 5: Solve for x
    x = 266,791,184,345,626,496/512,205,688.20
  6. Step 6: Final answer
    x = 520,867,281.43

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