Home / 274,241,998.12-378,460,892.82-150,482,642.44

Finding the Fourth Proportional to 274,241,998.12, 378,460,892.82 and 150,482,642.44

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Solution

The fourth proportional to 274,241,998.12, 378,460,892.82 and 150,482,642.44 is: 207,669,852.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,241,998.12 : 378,460,892.82 = 150,482,642.44 : x
  2. Step 2: Convert to fraction form
    274,241,998.12/378,460,892.82 = 150,482,642.44/x
  3. Step 3: Cross multiply
    274,241,998.12x = 378,460,892.82 × 150,482,642.44
  4. Step 4: Simplify right side
    274,241,998.12x = 56,951,795,211,755,224
  5. Step 5: Solve for x
    x = 56,951,795,211,755,224/274,241,998.12
  6. Step 6: Final answer
    x = 207,669,852.18

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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.