Home / 131,948,008.20-197,922,012.30-111,540,673.80

Finding the Fourth Proportional to 131,948,008.20, 197,922,012.30 and 111,540,673.80

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Solution

The fourth proportional to 131,948,008.20, 197,922,012.30 and 111,540,673.80 is: 167,311,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,948,008.20 : 197,922,012.30 = 111,540,673.80 : x
  2. Step 2: Convert to fraction form
    131,948,008.20/197,922,012.30 = 111,540,673.80/x
  3. Step 3: Cross multiply
    131,948,008.20x = 197,922,012.30 × 111,540,673.80
  4. Step 4: Simplify right side
    131,948,008.20x = 22,076,354,611,793,888
  5. Step 5: Solve for x
    x = 22,076,354,611,793,888/131,948,008.20
  6. Step 6: Final answer
    x = 167,311,010.70

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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.