Home / 245,471,195.49-338,757,431.43-133,969,187.90

Finding the Fourth Proportional to 245,471,195.49, 338,757,431.43 and 133,969,187.90

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Solution

The fourth proportional to 245,471,195.49, 338,757,431.43 and 133,969,187.90 is: 184,881,398.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,471,195.49 : 338,757,431.43 = 133,969,187.90 : x
  2. Step 2: Convert to fraction form
    245,471,195.49/338,757,431.43 = 133,969,187.90/x
  3. Step 3: Cross multiply
    245,471,195.49x = 338,757,431.43 × 133,969,187.90
  4. Step 4: Simplify right side
    245,471,195.49x = 45,383,057,982,073,248
  5. Step 5: Solve for x
    x = 45,383,057,982,073,248/245,471,195.49
  6. Step 6: Final answer
    x = 184,881,398.78

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