Home / 272,965,212.16-376,691,964.96-149,206,383.52

Finding the Fourth Proportional to 272,965,212.16, 376,691,964.96 and 149,206,383.52

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Solution

The fourth proportional to 272,965,212.16, 376,691,964.96 and 149,206,383.52 is: 205,904,794.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,965,212.16 : 376,691,964.96 = 149,206,383.52 : x
  2. Step 2: Convert to fraction form
    272,965,212.16/376,691,964.96 = 149,206,383.52/x
  3. Step 3: Cross multiply
    272,965,212.16x = 376,691,964.96 × 149,206,383.52
  4. Step 4: Simplify right side
    272,965,212.16x = 56,204,845,792,724,160
  5. Step 5: Solve for x
    x = 56,204,845,792,724,160/272,965,212.16
  6. Step 6: Final answer
    x = 205,904,794.05

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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.