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Finding the Fourth Proportional to 541,614,912.79, 811,855,345.14 and 226,661,392.69

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Solution

The fourth proportional to 541,614,912.79, 811,855,345.14 and 226,661,392.69 is: 339,754,794.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,614,912.79 : 811,855,345.14 = 226,661,392.69 : x
  2. Step 2: Convert to fraction form
    541,614,912.79/811,855,345.14 = 226,661,392.69/x
  3. Step 3: Cross multiply
    541,614,912.79x = 811,855,345.14 × 226,661,392.69
  4. Step 4: Simplify right side
    541,614,912.79x = 184,016,263,192,253,024
  5. Step 5: Solve for x
    x = 184,016,263,192,253,024/541,614,912.79
  6. Step 6: Final answer
    x = 339,754,794.13

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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.