Home / 198,922,017.58-272,524,136.50-191,466,466.94

Finding the Fourth Proportional to 198,922,017.58, 272,524,136.50 and 191,466,466.94

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Solution

The fourth proportional to 198,922,017.58, 272,524,136.50 and 191,466,466.94 is: 262,309,995.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,922,017.58 : 272,524,136.50 = 191,466,466.94 : x
  2. Step 2: Convert to fraction form
    198,922,017.58/272,524,136.50 = 191,466,466.94/x
  3. Step 3: Cross multiply
    198,922,017.58x = 272,524,136.50 × 191,466,466.94
  4. Step 4: Simplify right side
    198,922,017.58x = 52,179,233,571,731,944
  5. Step 5: Solve for x
    x = 52,179,233,571,731,944/198,922,017.58
  6. Step 6: Final answer
    x = 262,309,995.68

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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.