Home / 202,176,002.70-303,264,004.05-199,152,693.90

Finding the Fourth Proportional to 202,176,002.70, 303,264,004.05 and 199,152,693.90

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Solution

The fourth proportional to 202,176,002.70, 303,264,004.05 and 199,152,693.90 is: 298,729,040.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,176,002.70 : 303,264,004.05 = 199,152,693.90 : x
  2. Step 2: Convert to fraction form
    202,176,002.70/303,264,004.05 = 199,152,693.90/x
  3. Step 3: Cross multiply
    202,176,002.70x = 303,264,004.05 × 199,152,693.90
  4. Step 4: Simplify right side
    202,176,002.70x = 60,395,843,369,458,016
  5. Step 5: Solve for x
    x = 60,395,843,369,458,016/202,176,002.70
  6. Step 6: Final answer
    x = 298,729,040.85

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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.