Home / 284,951,776.65-393,234,907.59-161,189,796.57

Finding the Fourth Proportional to 284,951,776.65, 393,234,907.59 and 161,189,796.57

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Solution

The fourth proportional to 284,951,776.65, 393,234,907.59 and 161,189,796.57 is: 222,442,742.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,951,776.65 : 393,234,907.59 = 161,189,796.57 : x
  2. Step 2: Convert to fraction form
    284,951,776.65/393,234,907.59 = 161,189,796.57/x
  3. Step 3: Cross multiply
    284,951,776.65x = 393,234,907.59 × 161,189,796.57
  4. Step 4: Simplify right side
    284,951,776.65x = 63,385,454,758,654,840
  5. Step 5: Solve for x
    x = 63,385,454,758,654,840/284,951,776.65
  6. Step 6: Final answer
    x = 222,442,742.78

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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.