Home / 220,635,832.43-304,498,955.21-164,784,288.39

Finding the Fourth Proportional to 220,635,832.43, 304,498,955.21 and 164,784,288.39

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Solution

The fourth proportional to 220,635,832.43, 304,498,955.21 and 164,784,288.39 is: 227,418,380.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,635,832.43 : 304,498,955.21 = 164,784,288.39 : x
  2. Step 2: Convert to fraction form
    220,635,832.43/304,498,955.21 = 164,784,288.39/x
  3. Step 3: Cross multiply
    220,635,832.43x = 304,498,955.21 × 164,784,288.39
  4. Step 4: Simplify right side
    220,635,832.43x = 50,176,643,649,778,328
  5. Step 5: Solve for x
    x = 50,176,643,649,778,328/220,635,832.43
  6. Step 6: Final answer
    x = 227,418,380.31

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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.