Home / 199,327,869.20-298,991,803.80-167,760,273.80

Finding the Fourth Proportional to 199,327,869.20, 298,991,803.80 and 167,760,273.80

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Solution

The fourth proportional to 199,327,869.20, 298,991,803.80 and 167,760,273.80 is: 251,640,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,327,869.20 : 298,991,803.80 = 167,760,273.80 : x
  2. Step 2: Convert to fraction form
    199,327,869.20/298,991,803.80 = 167,760,273.80/x
  3. Step 3: Cross multiply
    199,327,869.20x = 298,991,803.80 × 167,760,273.80
  4. Step 4: Simplify right side
    199,327,869.20x = 50,158,946,869,443,888
  5. Step 5: Solve for x
    x = 50,158,946,869,443,888/199,327,869.20
  6. Step 6: Final answer
    x = 251,640,410.70

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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.