Home / 202,080,847.20-303,121,270.80-181,673,512.80

Finding the Fourth Proportional to 202,080,847.20, 303,121,270.80 and 181,673,512.80

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Solution

The fourth proportional to 202,080,847.20, 303,121,270.80 and 181,673,512.80 is: 272,510,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,080,847.20 : 303,121,270.80 = 181,673,512.80 : x
  2. Step 2: Convert to fraction form
    202,080,847.20/303,121,270.80 = 181,673,512.80/x
  3. Step 3: Cross multiply
    202,080,847.20x = 303,121,270.80 × 181,673,512.80
  4. Step 4: Simplify right side
    202,080,847.20x = 55,069,106,070,636,072
  5. Step 5: Solve for x
    x = 55,069,106,070,636,072/202,080,847.20
  6. Step 6: Final answer
    x = 272,510,269.20

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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.