Home / 683,906,993.83-1,025,877,285.84-192,616,939.56

Finding the Fourth Proportional to 683,906,993.83, 1,025,877,285.84 and 192,616,939.56

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Solution

The fourth proportional to 683,906,993.83, 1,025,877,285.84 and 192,616,939.56 is: 288,930,139.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,906,993.83 : 1,025,877,285.84 = 192,616,939.56 : x
  2. Step 2: Convert to fraction form
    683,906,993.83/1,025,877,285.84 = 192,616,939.56/x
  3. Step 3: Cross multiply
    683,906,993.83x = 1,025,877,285.84 × 192,616,939.56
  4. Step 4: Simplify right side
    683,906,993.83x = 197,601,343,166,101,184
  5. Step 5: Solve for x
    x = 197,601,343,166,101,184/683,906,993.83
  6. Step 6: Final answer
    x = 288,930,139.55

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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.