Home / 299,568,969.20-449,353,453.80-117,822,076.40

Finding the Fourth Proportional to 299,568,969.20, 449,353,453.80 and 117,822,076.40

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Solution

The fourth proportional to 299,568,969.20, 449,353,453.80 and 117,822,076.40 is: 176,733,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,568,969.20 : 449,353,453.80 = 117,822,076.40 : x
  2. Step 2: Convert to fraction form
    299,568,969.20/449,353,453.80 = 117,822,076.40/x
  3. Step 3: Cross multiply
    299,568,969.20x = 449,353,453.80 × 117,822,076.40
  4. Step 4: Simplify right side
    299,568,969.20x = 52,943,756,964,227,472
  5. Step 5: Solve for x
    x = 52,943,756,964,227,472/299,568,969.20
  6. Step 6: Final answer
    x = 176,733,114.60

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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.