Home / 311,592,217.84-429,959,798.76-179,476,182.07

Finding the Fourth Proportional to 311,592,217.84, 429,959,798.76 and 179,476,182.07

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Solution

The fourth proportional to 311,592,217.84, 429,959,798.76 and 179,476,182.07 is: 247,655,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,592,217.84 : 429,959,798.76 = 179,476,182.07 : x
  2. Step 2: Convert to fraction form
    311,592,217.84/429,959,798.76 = 179,476,182.07/x
  3. Step 3: Cross multiply
    311,592,217.84x = 429,959,798.76 × 179,476,182.07
  4. Step 4: Simplify right side
    311,592,217.84x = 77,167,543,124,628,464
  5. Step 5: Solve for x
    x = 77,167,543,124,628,464/311,592,217.84
  6. Step 6: Final answer
    x = 247,655,553.34

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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.