Home / 938,355,425.60-1,408,204,984.80-393,487,995.20

Finding the Fourth Proportional to 938,355,425.60, 1,408,204,984.80 and 393,487,995.20

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Solution

The fourth proportional to 938,355,425.60, 1,408,204,984.80 and 393,487,995.20 is: 590,513,723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,355,425.60 : 1,408,204,984.80 = 393,487,995.20 : x
  2. Step 2: Convert to fraction form
    938,355,425.60/1,408,204,984.80 = 393,487,995.20/x
  3. Step 3: Cross multiply
    938,355,425.60x = 1,408,204,984.80 × 393,487,995.20
  4. Step 4: Simplify right side
    938,355,425.60x = 554,111,756,299,598,464
  5. Step 5: Solve for x
    x = 554,111,756,299,598,464/938,355,425.60
  6. Step 6: Final answer
    x = 590,513,723.46

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