Home / 322,218,004.30-483,327,006.45-199,773,997.90

Finding the Fourth Proportional to 322,218,004.30, 483,327,006.45 and 199,773,997.90

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Solution

The fourth proportional to 322,218,004.30, 483,327,006.45 and 199,773,997.90 is: 299,660,996.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,218,004.30 : 483,327,006.45 = 199,773,997.90 : x
  2. Step 2: Convert to fraction form
    322,218,004.30/483,327,006.45 = 199,773,997.90/x
  3. Step 3: Cross multiply
    322,218,004.30x = 483,327,006.45 × 199,773,997.90
  4. Step 4: Simplify right side
    322,218,004.30x = 96,556,168,371,555,584
  5. Step 5: Solve for x
    x = 96,556,168,371,555,584/322,218,004.30
  6. Step 6: Final answer
    x = 299,660,996.85

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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.