Home / 431,189,823,250.80-595,002,023,632.41-238,497,848,905.65

Finding the Fourth Proportional to 431,189,823,250.80, 595,002,023,632.41 and 238,497,848,905.65

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Solution

The fourth proportional to 431,189,823,250.80, 595,002,023,632.41 and 238,497,848,905.65 is: 329,104,944,223.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,189,823,250.80 : 595,002,023,632.41 = 238,497,848,905.65 : x
  2. Step 2: Convert to fraction form
    431,189,823,250.80/595,002,023,632.41 = 238,497,848,905.65/x
  3. Step 3: Cross multiply
    431,189,823,250.80x = 595,002,023,632.41 × 238,497,848,905.65
  4. Step 4: Simplify right side
    431,189,823,250.80x = 141,906,702,730,838,507,782,144
  5. Step 5: Solve for x
    x = 141,906,702,730,838,507,782,144/431,189,823,250.80
  6. Step 6: Final answer
    x = 329,104,944,223.83

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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.