Home / 220,635,830.68-304,498,952.80-164,784,286.64

Finding the Fourth Proportional to 220,635,830.68, 304,498,952.80 and 164,784,286.64

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Solution

The fourth proportional to 220,635,830.68, 304,498,952.80 and 164,784,286.64 is: 227,418,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,635,830.68 : 304,498,952.80 = 164,784,286.64 : x
  2. Step 2: Convert to fraction form
    220,635,830.68/304,498,952.80 = 164,784,286.64/x
  3. Step 3: Cross multiply
    220,635,830.68x = 304,498,952.80 × 164,784,286.64
  4. Step 4: Simplify right side
    220,635,830.68x = 50,176,642,720,124,320
  5. Step 5: Solve for x
    x = 50,176,642,720,124,320/220,635,830.68
  6. Step 6: Final answer
    x = 227,418,377.90

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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.