Home / 480,491,185.60-720,736,778.40-173,830,628.80

Finding the Fourth Proportional to 480,491,185.60, 720,736,778.40 and 173,830,628.80

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Solution

The fourth proportional to 480,491,185.60, 720,736,778.40 and 173,830,628.80 is: 260,745,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,491,185.60 : 720,736,778.40 = 173,830,628.80 : x
  2. Step 2: Convert to fraction form
    480,491,185.60/720,736,778.40 = 173,830,628.80/x
  3. Step 3: Cross multiply
    480,491,185.60x = 720,736,778.40 × 173,830,628.80
  4. Step 4: Simplify right side
    480,491,185.60x = 125,286,127,388,558,256
  5. Step 5: Solve for x
    x = 125,286,127,388,558,256/480,491,185.60
  6. Step 6: Final answer
    x = 260,745,943.20

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