Home / 165,945,872.20-248,918,808.30-44,777,129.80

Finding the Fourth Proportional to 165,945,872.20, 248,918,808.30 and 44,777,129.80

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Solution

The fourth proportional to 165,945,872.20, 248,918,808.30 and 44,777,129.80 is: 67,165,694.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,945,872.20 : 248,918,808.30 = 44,777,129.80 : x
  2. Step 2: Convert to fraction form
    165,945,872.20/248,918,808.30 = 44,777,129.80/x
  3. Step 3: Cross multiply
    165,945,872.20x = 248,918,808.30 × 44,777,129.80
  4. Step 4: Simplify right side
    165,945,872.20x = 11,145,869,788,910,418
  5. Step 5: Solve for x
    x = 11,145,869,788,910,418/165,945,872.20
  6. Step 6: Final answer
    x = 67,165,694.70

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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.