Home / 322,218,003.80-483,327,005.70-199,773,997.40

Finding the Fourth Proportional to 322,218,003.80, 483,327,005.70 and 199,773,997.40

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Solution

The fourth proportional to 322,218,003.80, 483,327,005.70 and 199,773,997.40 is: 299,660,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,218,003.80 : 483,327,005.70 = 199,773,997.40 : x
  2. Step 2: Convert to fraction form
    322,218,003.80/483,327,005.70 = 199,773,997.40/x
  3. Step 3: Cross multiply
    322,218,003.80x = 483,327,005.70 × 199,773,997.40
  4. Step 4: Simplify right side
    322,218,003.80x = 96,556,167,980,061,584
  5. Step 5: Solve for x
    x = 96,556,167,980,061,584/322,218,003.80
  6. Step 6: Final answer
    x = 299,660,996.10

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1.5x scale

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.