Home / 198,922,018.58-272,524,137.87-191,466,467.94

Finding the Fourth Proportional to 198,922,018.58, 272,524,137.87 and 191,466,467.94

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Solution

The fourth proportional to 198,922,018.58, 272,524,137.87 and 191,466,467.94 is: 262,309,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,922,018.58 : 272,524,137.87 = 191,466,467.94 : x
  2. Step 2: Convert to fraction form
    198,922,018.58/272,524,137.87 = 191,466,467.94/x
  3. Step 3: Cross multiply
    198,922,018.58x = 272,524,137.87 × 191,466,467.94
  4. Step 4: Simplify right side
    198,922,018.58x = 52,179,234,106,362,496
  5. Step 5: Solve for x
    x = 52,179,234,106,362,496/198,922,018.58
  6. Step 6: Final answer
    x = 262,309,997.05

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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.