Home / 202,181,567.20-303,272,350.80-100,144,895.20

Finding the Fourth Proportional to 202,181,567.20, 303,272,350.80 and 100,144,895.20

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Solution

The fourth proportional to 202,181,567.20, 303,272,350.80 and 100,144,895.20 is: 150,217,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,181,567.20 : 303,272,350.80 = 100,144,895.20 : x
  2. Step 2: Convert to fraction form
    202,181,567.20/303,272,350.80 = 100,144,895.20/x
  3. Step 3: Cross multiply
    202,181,567.20x = 303,272,350.80 × 100,144,895.20
  4. Step 4: Simplify right side
    202,181,567.20x = 30,371,177,787,923,640
  5. Step 5: Solve for x
    x = 30,371,177,787,923,640/202,181,567.20
  6. Step 6: Final answer
    x = 150,217,342.80

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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.