Home / 131,948,000.20-197,922,000.30-111,540,665.80

Finding the Fourth Proportional to 131,948,000.20, 197,922,000.30 and 111,540,665.80

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Solution

The fourth proportional to 131,948,000.20, 197,922,000.30 and 111,540,665.80 is: 167,310,998.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,948,000.20 : 197,922,000.30 = 111,540,665.80 : x
  2. Step 2: Convert to fraction form
    131,948,000.20/197,922,000.30 = 111,540,665.80/x
  3. Step 3: Cross multiply
    131,948,000.20x = 197,922,000.30 × 111,540,665.80
  4. Step 4: Simplify right side
    131,948,000.20x = 22,076,351,689,929,800
  5. Step 5: Solve for x
    x = 22,076,351,689,929,800/131,948,000.20
  6. Step 6: Final answer
    x = 167,310,998.70

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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.