Home / 625,341,729.25-938,012,623.04-428,410,952.29

Finding the Fourth Proportional to 625,341,729.25, 938,012,623.04 and 428,410,952.29

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Solution

The fourth proportional to 625,341,729.25, 938,012,623.04 and 428,410,952.29 is: 642,616,448.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,341,729.25 : 938,012,623.04 = 428,410,952.29 : x
  2. Step 2: Convert to fraction form
    625,341,729.25/938,012,623.04 = 428,410,952.29/x
  3. Step 3: Cross multiply
    625,341,729.25x = 938,012,623.04 × 428,410,952.29
  4. Step 4: Simplify right side
    625,341,729.25x = 401,854,881,096,607,168
  5. Step 5: Solve for x
    x = 401,854,881,096,607,168/625,341,729.25
  6. Step 6: Final answer
    x = 642,616,448.42

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