Home / 5,729,304,528.43-7,906,440,629.44-3,188,931,978.03

Finding the Fourth Proportional to 5,729,304,528.43, 7,906,440,629.44 and 3,188,931,978.03

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Solution

The fourth proportional to 5,729,304,528.43, 7,906,440,629.44 and 3,188,931,978.03 is: 4,400,726,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729,304,528.43 : 7,906,440,629.44 = 3,188,931,978.03 : x
  2. Step 2: Convert to fraction form
    5,729,304,528.43/7,906,440,629.44 = 3,188,931,978.03/x
  3. Step 3: Cross multiply
    5,729,304,528.43x = 7,906,440,629.44 × 3,188,931,978.03
  4. Step 4: Simplify right side
    5,729,304,528.43x = 25,213,101,355,616,858,112
  5. Step 5: Solve for x
    x = 25,213,101,355,616,858,112/5,729,304,528.43
  6. Step 6: Final answer
    x = 4,400,726,341.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.