Home / 1,725,468,820.80-2,588,203,231.20-1,449,969,806.40

Finding the Fourth Proportional to 1,725,468,820.80, 2,588,203,231.20 and 1,449,969,806.40

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Solution

The fourth proportional to 1,725,468,820.80, 2,588,203,231.20 and 1,449,969,806.40 is: 2,174,954,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,468,820.80 : 2,588,203,231.20 = 1,449,969,806.40 : x
  2. Step 2: Convert to fraction form
    1,725,468,820.80/2,588,203,231.20 = 1,449,969,806.40/x
  3. Step 3: Cross multiply
    1,725,468,820.80x = 2,588,203,231.20 × 1,449,969,806.40
  4. Step 4: Simplify right side
    1,725,468,820.80x = 3,752,816,538,066,918,400
  5. Step 5: Solve for x
    x = 3,752,816,538,066,918,400/1,725,468,820.80
  6. Step 6: Final answer
    x = 2,174,954,709.60

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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.