Home / 853,165,157.58-1,177,308,449.19-481,815,444.42

Finding the Fourth Proportional to 853,165,157.58, 1,177,308,449.19 and 481,815,444.42

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Solution

The fourth proportional to 853,165,157.58, 1,177,308,449.19 and 481,815,444.42 is: 664,871,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,165,157.58 : 1,177,308,449.19 = 481,815,444.42 : x
  2. Step 2: Convert to fraction form
    853,165,157.58/1,177,308,449.19 = 481,815,444.42/x
  3. Step 3: Cross multiply
    853,165,157.58x = 1,177,308,449.19 × 481,815,444.42
  4. Step 4: Simplify right side
    853,165,157.58x = 567,245,393,665,900,864
  5. Step 5: Solve for x
    x = 567,245,393,665,900,864/853,165,157.58
  6. Step 6: Final answer
    x = 664,871,729.26

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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.