Home / 284,309,998.60-392,408,414.58-195,123,944.20

Finding the Fourth Proportional to 284,309,998.60, 392,408,414.58 and 195,123,944.20

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Solution

The fourth proportional to 284,309,998.60, 392,408,414.58 and 195,123,944.20 is: 269,312,644.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,309,998.60 : 392,408,414.58 = 195,123,944.20 : x
  2. Step 2: Convert to fraction form
    284,309,998.60/392,408,414.58 = 195,123,944.20/x
  3. Step 3: Cross multiply
    284,309,998.60x = 392,408,414.58 × 195,123,944.20
  4. Step 4: Simplify right side
    284,309,998.60x = 76,568,277,590,118,384
  5. Step 5: Solve for x
    x = 76,568,277,590,118,384/284,309,998.60
  6. Step 6: Final answer
    x = 269,312,644.53

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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.