Home / 273,931,665.43-378,015,566.97-148,481,167.87

Finding the Fourth Proportional to 273,931,665.43, 378,015,566.97 and 148,481,167.87

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Solution

The fourth proportional to 273,931,665.43, 378,015,566.97 and 148,481,167.87 is: 204,898,520.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,931,665.43 : 378,015,566.97 = 148,481,167.87 : x
  2. Step 2: Convert to fraction form
    273,931,665.43/378,015,566.97 = 148,481,167.87/x
  3. Step 3: Cross multiply
    273,931,665.43x = 378,015,566.97 × 148,481,167.87
  4. Step 4: Simplify right side
    273,931,665.43x = 56,128,192,856,745,800
  5. Step 5: Solve for x
    x = 56,128,192,856,745,800/273,931,665.43
  6. Step 6: Final answer
    x = 204,898,520.11

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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.