Home / 272,116,377.20-375,504,418.68-154,625,400.92

Finding the Fourth Proportional to 272,116,377.20, 375,504,418.68 and 154,625,400.92

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Solution

The fourth proportional to 272,116,377.20, 375,504,418.68 and 154,625,400.92 is: 213,373,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,116,377.20 : 375,504,418.68 = 154,625,400.92 : x
  2. Step 2: Convert to fraction form
    272,116,377.20/375,504,418.68 = 154,625,400.92/x
  3. Step 3: Cross multiply
    272,116,377.20x = 375,504,418.68 × 154,625,400.92
  4. Step 4: Simplify right side
    272,116,377.20x = 58,062,521,285,626,536
  5. Step 5: Solve for x
    x = 58,062,521,285,626,536/272,116,377.20
  6. Step 6: Final answer
    x = 213,373,858.21

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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.