Home / 299,448,032.70-449,172,049.05-295,416,954.30

Finding the Fourth Proportional to 299,448,032.70, 449,172,049.05 and 295,416,954.30

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Solution

The fourth proportional to 299,448,032.70, 449,172,049.05 and 295,416,954.30 is: 443,125,431.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,448,032.70 : 449,172,049.05 = 295,416,954.30 : x
  2. Step 2: Convert to fraction form
    299,448,032.70/449,172,049.05 = 295,416,954.30/x
  3. Step 3: Cross multiply
    299,448,032.70x = 449,172,049.05 × 295,416,954.30
  4. Step 4: Simplify right side
    299,448,032.70x = 132,693,038,687,041,216
  5. Step 5: Solve for x
    x = 132,693,038,687,041,216/299,448,032.70
  6. Step 6: Final answer
    x = 443,125,431.45

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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.