Home / 254,132,387.20-380,236,629.12-150,557,199.04

Finding the Fourth Proportional to 254,132,387.20, 380,236,629.12 and 150,557,199.04

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Solution

The fourth proportional to 254,132,387.20, 380,236,629.12 and 150,557,199.04 is: 225,265,903.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,132,387.20 : 380,236,629.12 = 150,557,199.04 : x
  2. Step 2: Convert to fraction form
    254,132,387.20/380,236,629.12 = 150,557,199.04/x
  3. Step 3: Cross multiply
    254,132,387.20x = 380,236,629.12 × 150,557,199.04
  4. Step 4: Simplify right side
    254,132,387.20x = 57,247,361,852,718,496
  5. Step 5: Solve for x
    x = 57,247,361,852,718,496/254,132,387.20
  6. Step 6: Final answer
    x = 225,265,903.66

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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.