Home / 222,625,901.57-307,096,102.31-138,848,584.73

Finding the Fourth Proportional to 222,625,901.57, 307,096,102.31 and 138,848,584.73

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Solution

The fourth proportional to 222,625,901.57, 307,096,102.31 and 138,848,584.73 is: 191,531,438.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,625,901.57 : 307,096,102.31 = 138,848,584.73 : x
  2. Step 2: Convert to fraction form
    222,625,901.57/307,096,102.31 = 138,848,584.73/x
  3. Step 3: Cross multiply
    222,625,901.57x = 307,096,102.31 × 138,848,584.73
  4. Step 4: Simplify right side
    222,625,901.57x = 42,639,859,179,613,056
  5. Step 5: Solve for x
    x = 42,639,859,179,613,056/222,625,901.57
  6. Step 6: Final answer
    x = 191,531,438.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.