Home / 431,022,712.60-646,534,068.90-397,766,315.80

Finding the Fourth Proportional to 431,022,712.60, 646,534,068.90 and 397,766,315.80

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Solution

The fourth proportional to 431,022,712.60, 646,534,068.90 and 397,766,315.80 is: 596,649,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,022,712.60 : 646,534,068.90 = 397,766,315.80 : x
  2. Step 2: Convert to fraction form
    431,022,712.60/646,534,068.90 = 397,766,315.80/x
  3. Step 3: Cross multiply
    431,022,712.60x = 646,534,068.90 × 397,766,315.80
  4. Step 4: Simplify right side
    431,022,712.60x = 257,169,474,625,536,352
  5. Step 5: Solve for x
    x = 257,169,474,625,536,352/431,022,712.60
  6. Step 6: Final answer
    x = 596,649,473.70

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