Home / 198,922,249.86-272,524,454.49-191,466,699

Finding the Fourth Proportional to 198,922,249.86, 272,524,454.49 and 191,466,699

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Solution

The fourth proportional to 198,922,249.86, 272,524,454.49 and 191,466,699 is: 262,310,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,922,249.86 : 272,524,454.49 = 191,466,699 : x
  2. Step 2: Convert to fraction form
    198,922,249.86/272,524,454.49 = 191,466,699/x
  3. Step 3: Cross multiply
    198,922,249.86x = 272,524,454.49 × 191,466,699
  4. Step 4: Simplify right side
    198,922,249.86x = 52,179,357,697,976,032
  5. Step 5: Solve for x
    x = 52,179,357,697,976,032/198,922,249.86
  6. Step 6: Final answer
    x = 262,310,313.37

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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.