Home / 222,203,112.66-333,320,612.22-76,634,533.44

Finding the Fourth Proportional to 222,203,112.66, 333,320,612.22 and 76,634,533.44

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Solution

The fourth proportional to 222,203,112.66, 333,320,612.22 and 76,634,533.44 is: 114,957,298.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,203,112.66 : 333,320,612.22 = 76,634,533.44 : x
  2. Step 2: Convert to fraction form
    222,203,112.66/333,320,612.22 = 76,634,533.44/x
  3. Step 3: Cross multiply
    222,203,112.66x = 333,320,612.22 × 76,634,533.44
  4. Step 4: Simplify right side
    222,203,112.66x = 25,543,869,603,414,864
  5. Step 5: Solve for x
    x = 25,543,869,603,414,864/222,203,112.66
  6. Step 6: Final answer
    x = 114,957,298.74

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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.