Home / 472,534,797.80-708,589,620.30-181,305,129.80

Finding the Fourth Proportional to 472,534,797.80, 708,589,620.30 and 181,305,129.80

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Solution

The fourth proportional to 472,534,797.80, 708,589,620.30 and 181,305,129.80 is: 271,876,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,534,797.80 : 708,589,620.30 = 181,305,129.80 : x
  2. Step 2: Convert to fraction form
    472,534,797.80/708,589,620.30 = 181,305,129.80/x
  3. Step 3: Cross multiply
    472,534,797.80x = 708,589,620.30 × 181,305,129.80
  4. Step 4: Simplify right side
    472,534,797.80x = 128,470,933,083,424,208
  5. Step 5: Solve for x
    x = 128,470,933,083,424,208/472,534,797.80
  6. Step 6: Final answer
    x = 271,876,132.05

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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.