Home / 311,592,275.88-429,959,878.82-179,476,240.04

Finding the Fourth Proportional to 311,592,275.88, 429,959,878.82 and 179,476,240.04

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Solution

The fourth proportional to 311,592,275.88, 429,959,878.82 and 179,476,240.04 is: 247,655,633.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,592,275.88 : 429,959,878.82 = 179,476,240.04 : x
  2. Step 2: Convert to fraction form
    311,592,275.88/429,959,878.82 = 179,476,240.04/x
  3. Step 3: Cross multiply
    311,592,275.88x = 429,959,878.82 × 179,476,240.04
  4. Step 4: Simplify right side
    311,592,275.88x = 77,167,582,418,667,632
  5. Step 5: Solve for x
    x = 77,167,582,418,667,632/311,592,275.88
  6. Step 6: Final answer
    x = 247,655,633.31

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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.