Home / 664,344,429.60-996,516,644.40-631,088,032.80

Finding the Fourth Proportional to 664,344,429.60, 996,516,644.40 and 631,088,032.80

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Solution

The fourth proportional to 664,344,429.60, 996,516,644.40 and 631,088,032.80 is: 946,632,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,344,429.60 : 996,516,644.40 = 631,088,032.80 : x
  2. Step 2: Convert to fraction form
    664,344,429.60/996,516,644.40 = 631,088,032.80/x
  3. Step 3: Cross multiply
    664,344,429.60x = 996,516,644.40 × 631,088,032.80
  4. Step 4: Simplify right side
    664,344,429.60x = 628,889,728,766,853,120
  5. Step 5: Solve for x
    x = 628,889,728,766,853,120/664,344,429.60
  6. Step 6: Final answer
    x = 946,632,049.20

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