Home / 202,230,061.20-303,345,091.80-100,193,389.20

Finding the Fourth Proportional to 202,230,061.20, 303,345,091.80 and 100,193,389.20

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Solution

The fourth proportional to 202,230,061.20, 303,345,091.80 and 100,193,389.20 is: 150,290,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,230,061.20 : 303,345,091.80 = 100,193,389.20 : x
  2. Step 2: Convert to fraction form
    202,230,061.20/303,345,091.80 = 100,193,389.20/x
  3. Step 3: Cross multiply
    202,230,061.20x = 303,345,091.80 × 100,193,389.20
  4. Step 4: Simplify right side
    202,230,061.20x = 30,393,172,844,627,132
  5. Step 5: Solve for x
    x = 30,393,172,844,627,132/202,230,061.20
  6. Step 6: Final answer
    x = 150,290,083.80

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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.