Home / 165,974,604.30-248,961,906.45-154,637,196.30

Finding the Fourth Proportional to 165,974,604.30, 248,961,906.45 and 154,637,196.30

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Solution

The fourth proportional to 165,974,604.30, 248,961,906.45 and 154,637,196.30 is: 231,955,794.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,974,604.30 : 248,961,906.45 = 154,637,196.30 : x
  2. Step 2: Convert to fraction form
    165,974,604.30/248,961,906.45 = 154,637,196.30/x
  3. Step 3: Cross multiply
    165,974,604.30x = 248,961,906.45 × 154,637,196.30
  4. Step 4: Simplify right side
    165,974,604.30x = 38,498,771,198,930,888
  5. Step 5: Solve for x
    x = 38,498,771,198,930,888/165,974,604.30
  6. Step 6: Final answer
    x = 231,955,794.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.