Home / 222,355,321.86-333,205,240.85-123,851,428.52

Finding the Fourth Proportional to 222,355,321.86, 333,205,240.85 and 123,851,428.52

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Solution

The fourth proportional to 222,355,321.86, 333,205,240.85 and 123,851,428.52 is: 185,594,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,355,321.86 : 333,205,240.85 = 123,851,428.52 : x
  2. Step 2: Convert to fraction form
    222,355,321.86/333,205,240.85 = 123,851,428.52/x
  3. Step 3: Cross multiply
    222,355,321.86x = 333,205,240.85 × 123,851,428.52
  4. Step 4: Simplify right side
    222,355,321.86x = 41,267,945,067,802,320
  5. Step 5: Solve for x
    x = 41,267,945,067,802,320/222,355,321.86
  6. Step 6: Final answer
    x = 185,594,591.22

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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.