Home / 472,393,008.40-708,589,512.60-397,566,115.60

Finding the Fourth Proportional to 472,393,008.40, 708,589,512.60 and 397,566,115.60

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Solution

The fourth proportional to 472,393,008.40, 708,589,512.60 and 397,566,115.60 is: 596,349,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,008.40 : 708,589,512.60 = 397,566,115.60 : x
  2. Step 2: Convert to fraction form
    472,393,008.40/708,589,512.60 = 397,566,115.60/x
  3. Step 3: Cross multiply
    472,393,008.40x = 708,589,512.60 × 397,566,115.60
  4. Step 4: Simplify right side
    472,393,008.40x = 281,711,180,079,279,296
  5. Step 5: Solve for x
    x = 281,711,180,079,279,296/472,393,008.40
  6. Step 6: Final answer
    x = 596,349,173.40

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