Home / 321,284,484.44-481,987,214.97-228,939,137.33

Finding the Fourth Proportional to 321,284,484.44, 481,987,214.97 and 228,939,137.33

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Solution

The fourth proportional to 321,284,484.44, 481,987,214.97 and 228,939,137.33 is: 343,451,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,284,484.44 : 481,987,214.97 = 228,939,137.33 : x
  2. Step 2: Convert to fraction form
    321,284,484.44/481,987,214.97 = 228,939,137.33/x
  3. Step 3: Cross multiply
    321,284,484.44x = 481,987,214.97 × 228,939,137.33
  4. Step 4: Simplify right side
    321,284,484.44x = 110,345,737,196,911,120
  5. Step 5: Solve for x
    x = 110,345,737,196,911,120/321,284,484.44
  6. Step 6: Final answer
    x = 343,451,808.42

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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.