Home / 299,381,696.10-449,072,544.15-146,126,067.30

Finding the Fourth Proportional to 299,381,696.10, 449,072,544.15 and 146,126,067.30

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Solution

The fourth proportional to 299,381,696.10, 449,072,544.15 and 146,126,067.30 is: 219,189,100.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,381,696.10 : 449,072,544.15 = 146,126,067.30 : x
  2. Step 2: Convert to fraction form
    299,381,696.10/449,072,544.15 = 146,126,067.30/x
  3. Step 3: Cross multiply
    299,381,696.10x = 449,072,544.15 × 146,126,067.30
  4. Step 4: Simplify right side
    299,381,696.10x = 65,621,204,809,045,120
  5. Step 5: Solve for x
    x = 65,621,204,809,045,120/299,381,696.10
  6. Step 6: Final answer
    x = 219,189,100.95

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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.