Home / 262,268,942.32-393,398,012.16-87,404,672.74

Finding the Fourth Proportional to 262,268,942.32, 393,398,012.16 and 87,404,672.74

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Solution

The fourth proportional to 262,268,942.32, 393,398,012.16 and 87,404,672.74 is: 131,105,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,268,942.32 : 393,398,012.16 = 87,404,672.74 : x
  2. Step 2: Convert to fraction form
    262,268,942.32/393,398,012.16 = 87,404,672.74/x
  3. Step 3: Cross multiply
    262,268,942.32x = 393,398,012.16 × 87,404,672.74
  4. Step 4: Simplify right side
    262,268,942.32x = 34,384,824,509,411,340
  5. Step 5: Solve for x
    x = 34,384,824,509,411,340/262,268,942.32
  6. Step 6: Final answer
    x = 131,105,209.05

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