Home / 199,327,912.80-298,424,998.80-153,600,367.20

Finding the Fourth Proportional to 199,327,912.80, 298,424,998.80 and 153,600,367.20

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Solution

The fourth proportional to 199,327,912.80, 298,424,998.80 and 153,600,367.20 is: 229,963,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,327,912.80 : 298,424,998.80 = 153,600,367.20 : x
  2. Step 2: Convert to fraction form
    199,327,912.80/298,424,998.80 = 153,600,367.20/x
  3. Step 3: Cross multiply
    199,327,912.80x = 298,424,998.80 × 153,600,367.20
  4. Step 4: Simplify right side
    199,327,912.80x = 45,838,189,397,339,560
  5. Step 5: Solve for x
    x = 45,838,189,397,339,560/199,327,912.80
  6. Step 6: Final answer
    x = 229,963,725.37

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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.