Home / 314,928,310.70-472,392,466.05-199,995,337.10

Finding the Fourth Proportional to 314,928,310.70, 472,392,466.05 and 199,995,337.10

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Solution

The fourth proportional to 314,928,310.70, 472,392,466.05 and 199,995,337.10 is: 299,993,005.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,310.70 : 472,392,466.05 = 199,995,337.10 : x
  2. Step 2: Convert to fraction form
    314,928,310.70/472,392,466.05 = 199,995,337.10/x
  3. Step 3: Cross multiply
    314,928,310.70x = 472,392,466.05 × 199,995,337.10
  4. Step 4: Simplify right side
    314,928,310.70x = 94,476,290,491,170,048
  5. Step 5: Solve for x
    x = 94,476,290,491,170,048/314,928,310.70
  6. Step 6: Final answer
    x = 299,993,005.65

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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.