Home / 398,601,376.20-597,902,064.30-343,118,935.80

Finding the Fourth Proportional to 398,601,376.20, 597,902,064.30 and 343,118,935.80

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Solution

The fourth proportional to 398,601,376.20, 597,902,064.30 and 343,118,935.80 is: 514,678,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,601,376.20 : 597,902,064.30 = 343,118,935.80 : x
  2. Step 2: Convert to fraction form
    398,601,376.20/597,902,064.30 = 343,118,935.80/x
  3. Step 3: Cross multiply
    398,601,376.20x = 597,902,064.30 × 343,118,935.80
  4. Step 4: Simplify right side
    398,601,376.20x = 205,151,520,015,239,168
  5. Step 5: Solve for x
    x = 205,151,520,015,239,168/398,601,376.20
  6. Step 6: Final answer
    x = 514,678,403.70

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