Home / 1,198,100,859.20-1,797,009,571.20-324,648,051.20

Finding the Fourth Proportional to 1,198,100,859.20, 1,797,009,571.20 and 324,648,051.20

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Solution

The fourth proportional to 1,198,100,859.20, 1,797,009,571.20 and 324,648,051.20 is: 486,933,675.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,100,859.20 : 1,797,009,571.20 = 324,648,051.20 : x
  2. Step 2: Convert to fraction form
    1,198,100,859.20/1,797,009,571.20 = 324,648,051.20/x
  3. Step 3: Cross multiply
    1,198,100,859.20x = 1,797,009,571.20 × 324,648,051.20
  4. Step 4: Simplify right side
    1,198,100,859.20x = 583,395,655,277,827,584
  5. Step 5: Solve for x
    x = 583,395,655,277,827,584/1,198,100,859.20
  6. Step 6: Final answer
    x = 486,933,675.74

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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.