Home / 269,511,493.67-371,926,982.06-145,752,170.80

Finding the Fourth Proportional to 269,511,493.67, 371,926,982.06 and 145,752,170.80

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Solution

The fourth proportional to 269,511,493.67, 371,926,982.06 and 145,752,170.80 is: 201,138,601.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,511,493.67 : 371,926,982.06 = 145,752,170.80 : x
  2. Step 2: Convert to fraction form
    269,511,493.67/371,926,982.06 = 145,752,170.80/x
  3. Step 3: Cross multiply
    269,511,493.67x = 371,926,982.06 × 145,752,170.80
  4. Step 4: Simplify right side
    269,511,493.67x = 54,209,165,014,337,664
  5. Step 5: Solve for x
    x = 54,209,165,014,337,664/269,511,493.67
  6. Step 6: Final answer
    x = 201,138,601.83

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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.