Home / 327,915,008.96-491,958,659.82-117,846,904.47

Finding the Fourth Proportional to 327,915,008.96, 491,958,659.82 and 117,846,904.47

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Solution

The fourth proportional to 327,915,008.96, 491,958,659.82 and 117,846,904.47 is: 176,801,316.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,915,008.96 : 491,958,659.82 = 117,846,904.47 : x
  2. Step 2: Convert to fraction form
    327,915,008.96/491,958,659.82 = 117,846,904.47/x
  3. Step 3: Cross multiply
    327,915,008.96x = 491,958,659.82 × 117,846,904.47
  4. Step 4: Simplify right side
    327,915,008.96x = 57,975,805,186,996,768
  5. Step 5: Solve for x
    x = 57,975,805,186,996,768/327,915,008.96
  6. Step 6: Final answer
    x = 176,801,316.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.