Home / 164,962,479.38-227,650,553.09-90,629,909.64

Finding the Fourth Proportional to 164,962,479.38, 227,650,553.09 and 90,629,909.64

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Solution

The fourth proportional to 164,962,479.38, 227,650,553.09 and 90,629,909.64 is: 125,070,556.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,962,479.38 : 227,650,553.09 = 90,629,909.64 : x
  2. Step 2: Convert to fraction form
    164,962,479.38/227,650,553.09 = 90,629,909.64/x
  3. Step 3: Cross multiply
    164,962,479.38x = 227,650,553.09 × 90,629,909.64
  4. Step 4: Simplify right side
    164,962,479.38x = 20,631,949,054,677,896
  5. Step 5: Solve for x
    x = 20,631,949,054,677,896/164,962,479.38
  6. Step 6: Final answer
    x = 125,070,556.24

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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.