Home / 472,534,725.30-708,589,511.55-181,305,057.30

Finding the Fourth Proportional to 472,534,725.30, 708,589,511.55 and 181,305,057.30

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Solution

The fourth proportional to 472,534,725.30, 708,589,511.55 and 181,305,057.30 is: 271,876,023.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,534,725.30 : 708,589,511.55 = 181,305,057.30 : x
  2. Step 2: Convert to fraction form
    472,534,725.30/708,589,511.55 = 181,305,057.30/x
  3. Step 3: Cross multiply
    472,534,725.30x = 708,589,511.55 × 181,305,057.30
  4. Step 4: Simplify right side
    472,534,725.30x = 128,470,861,993,751,760
  5. Step 5: Solve for x
    x = 128,470,861,993,751,760/472,534,725.30
  6. Step 6: Final answer
    x = 271,876,023.32

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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.