Home / 381,986,593.52-572,979,174.87-119,691,224.12

Finding the Fourth Proportional to 381,986,593.52, 572,979,174.87 and 119,691,224.12

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Solution

The fourth proportional to 381,986,593.52, 572,979,174.87 and 119,691,224.12 is: 179,536,612.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,986,593.52 : 572,979,174.87 = 119,691,224.12 : x
  2. Step 2: Convert to fraction form
    381,986,593.52/572,979,174.87 = 119,691,224.12/x
  3. Step 3: Cross multiply
    381,986,593.52x = 572,979,174.87 × 119,691,224.12
  4. Step 4: Simplify right side
    381,986,593.52x = 68,580,578,835,457,848
  5. Step 5: Solve for x
    x = 68,580,578,835,457,848/381,986,593.52
  6. Step 6: Final answer
    x = 179,536,612.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.