Home / 198,922,049.55-272,524,180.20-191,466,498.81

Finding the Fourth Proportional to 198,922,049.55, 272,524,180.20 and 191,466,498.81

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Solution

The fourth proportional to 198,922,049.55, 272,524,180.20 and 191,466,498.81 is: 262,310,039.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,922,049.55 : 272,524,180.20 = 191,466,498.81 : x
  2. Step 2: Convert to fraction form
    198,922,049.55/272,524,180.20 = 191,466,498.81/x
  3. Step 3: Cross multiply
    198,922,049.55x = 272,524,180.20 × 191,466,498.81
  4. Step 4: Simplify right side
    198,922,049.55x = 52,179,250,623,959,520
  5. Step 5: Solve for x
    x = 52,179,250,623,959,520/198,922,049.55
  6. Step 6: Final answer
    x = 262,310,039.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.