Home / 629,855,999.40-944,783,999.10-193,224,073.80

Finding the Fourth Proportional to 629,855,999.40, 944,783,999.10 and 193,224,073.80

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Solution

The fourth proportional to 629,855,999.40, 944,783,999.10 and 193,224,073.80 is: 289,836,110.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,855,999.40 : 944,783,999.10 = 193,224,073.80 : x
  2. Step 2: Convert to fraction form
    629,855,999.40/944,783,999.10 = 193,224,073.80/x
  3. Step 3: Cross multiply
    629,855,999.40x = 944,783,999.10 × 193,224,073.80
  4. Step 4: Simplify right side
    629,855,999.40x = 182,555,013,167,157,536
  5. Step 5: Solve for x
    x = 182,555,013,167,157,536/629,855,999.40
  6. Step 6: Final answer
    x = 289,836,110.70

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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.