Home / 204,769,622.80-307,154,434.20-199,100,918.80

Finding the Fourth Proportional to 204,769,622.80, 307,154,434.20 and 199,100,918.80

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Solution

The fourth proportional to 204,769,622.80, 307,154,434.20 and 199,100,918.80 is: 298,651,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,769,622.80 : 307,154,434.20 = 199,100,918.80 : x
  2. Step 2: Convert to fraction form
    204,769,622.80/307,154,434.20 = 199,100,918.80/x
  3. Step 3: Cross multiply
    204,769,622.80x = 307,154,434.20 × 199,100,918.80
  4. Step 4: Simplify right side
    204,769,622.80x = 61,154,730,062,714,144
  5. Step 5: Solve for x
    x = 61,154,730,062,714,144/204,769,622.80
  6. Step 6: Final answer
    x = 298,651,378.20

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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.