Home / 228,801,171.20-343,873,603.20-199,239,929.60

Finding the Fourth Proportional to 228,801,171.20, 343,873,603.20 and 199,239,929.60

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Solution

The fourth proportional to 228,801,171.20, 343,873,603.20 and 199,239,929.60 is: 299,444,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,801,171.20 : 343,873,603.20 = 199,239,929.60 : x
  2. Step 2: Convert to fraction form
    228,801,171.20/343,873,603.20 = 199,239,929.60/x
  3. Step 3: Cross multiply
    228,801,171.20x = 343,873,603.20 × 199,239,929.60
  4. Step 4: Simplify right side
    228,801,171.20x = 68,513,352,492,866,328
  5. Step 5: Solve for x
    x = 68,513,352,492,866,328/228,801,171.20
  6. Step 6: Final answer
    x = 299,444,937.86

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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.