Home / 352,440,472.25-486,339,337.44-203,771,131.90

Finding the Fourth Proportional to 352,440,472.25, 486,339,337.44 and 203,771,131.90

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Solution

The fourth proportional to 352,440,472.25, 486,339,337.44 and 203,771,131.90 is: 281,187,675.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,440,472.25 : 486,339,337.44 = 203,771,131.90 : x
  2. Step 2: Convert to fraction form
    352,440,472.25/486,339,337.44 = 203,771,131.90/x
  3. Step 3: Cross multiply
    352,440,472.25x = 486,339,337.44 × 203,771,131.90
  4. Step 4: Simplify right side
    352,440,472.25x = 99,101,917,276,429,008
  5. Step 5: Solve for x
    x = 99,101,917,276,429,008/352,440,472.25
  6. Step 6: Final answer
    x = 281,187,675.87

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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.