Home / 237,716,670.38-327,910,021.88-149,470,957.94

Finding the Fourth Proportional to 237,716,670.38, 327,910,021.88 and 149,470,957.94

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Solution

The fourth proportional to 237,716,670.38, 327,910,021.88 and 149,470,957.94 is: 206,182,532.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,716,670.38 : 327,910,021.88 = 149,470,957.94 : x
  2. Step 2: Convert to fraction form
    237,716,670.38/327,910,021.88 = 149,470,957.94/x
  3. Step 3: Cross multiply
    237,716,670.38x = 327,910,021.88 × 149,470,957.94
  4. Step 4: Simplify right side
    237,716,670.38x = 49,013,025,086,143,056
  5. Step 5: Solve for x
    x = 49,013,025,086,143,056/237,716,670.38
  6. Step 6: Final answer
    x = 206,182,532.38

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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.