Home / 299,383,402.20-449,075,103.30-169,940,995.80

Finding the Fourth Proportional to 299,383,402.20, 449,075,103.30 and 169,940,995.80

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Solution

The fourth proportional to 299,383,402.20, 449,075,103.30 and 169,940,995.80 is: 254,911,493.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,402.20 : 449,075,103.30 = 169,940,995.80 : x
  2. Step 2: Convert to fraction form
    299,383,402.20/449,075,103.30 = 169,940,995.80/x
  3. Step 3: Cross multiply
    299,383,402.20x = 449,075,103.30 × 169,940,995.80
  4. Step 4: Simplify right side
    299,383,402.20x = 76,316,270,243,789,872
  5. Step 5: Solve for x
    x = 76,316,270,243,789,872/299,383,402.20
  6. Step 6: Final answer
    x = 254,911,493.70

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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.