Home / 220,635,838.45-304,498,963.52-164,784,294.42

Finding the Fourth Proportional to 220,635,838.45, 304,498,963.52 and 164,784,294.42

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Solution

The fourth proportional to 220,635,838.45, 304,498,963.52 and 164,784,294.42 is: 227,418,388.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,635,838.45 : 304,498,963.52 = 164,784,294.42 : x
  2. Step 2: Convert to fraction form
    220,635,838.45/304,498,963.52 = 164,784,294.42/x
  3. Step 3: Cross multiply
    220,635,838.45x = 304,498,963.52 × 164,784,294.42
  4. Step 4: Simplify right side
    220,635,838.45x = 50,176,646,855,264,512
  5. Step 5: Solve for x
    x = 50,176,646,855,264,512/220,635,838.45
  6. Step 6: Final answer
    x = 227,418,388.63

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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.