Home / 299,568,968.20-449,353,452.30-117,822,075.40

Finding the Fourth Proportional to 299,568,968.20, 449,353,452.30 and 117,822,075.40

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Solution

The fourth proportional to 299,568,968.20, 449,353,452.30 and 117,822,075.40 is: 176,733,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,568,968.20 : 449,353,452.30 = 117,822,075.40 : x
  2. Step 2: Convert to fraction form
    299,568,968.20/449,353,452.30 = 117,822,075.40/x
  3. Step 3: Cross multiply
    299,568,968.20x = 449,353,452.30 × 117,822,075.40
  4. Step 4: Simplify right side
    299,568,968.20x = 52,943,756,338,140,904
  5. Step 5: Solve for x
    x = 52,943,756,338,140,904/299,568,968.20
  6. Step 6: Final answer
    x = 176,733,113.10

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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.