Home / 198,893,722.20-298,340,583.30-181,675,033.80

Finding the Fourth Proportional to 198,893,722.20, 298,340,583.30 and 181,675,033.80

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Solution

The fourth proportional to 198,893,722.20, 298,340,583.30 and 181,675,033.80 is: 272,512,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,893,722.20 : 298,340,583.30 = 181,675,033.80 : x
  2. Step 2: Convert to fraction form
    198,893,722.20/298,340,583.30 = 181,675,033.80/x
  3. Step 3: Cross multiply
    198,893,722.20x = 298,340,583.30 × 181,675,033.80
  4. Step 4: Simplify right side
    198,893,722.20x = 54,201,035,554,939,224
  5. Step 5: Solve for x
    x = 54,201,035,554,939,224/198,893,722.20
  6. Step 6: Final answer
    x = 272,512,550.70

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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.