Home / 20,161,392,183.80-30,233,018,349.30-7,735,593,015.80

Finding the Fourth Proportional to 20,161,392,183.80, 30,233,018,349.30 and 7,735,593,015.80

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Solution

The fourth proportional to 20,161,392,183.80, 30,233,018,349.30 and 7,735,593,015.80 is: 11,599,909,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161,392,183.80 : 30,233,018,349.30 = 7,735,593,015.80 : x
  2. Step 2: Convert to fraction form
    20,161,392,183.80/30,233,018,349.30 = 7,735,593,015.80/x
  3. Step 3: Cross multiply
    20,161,392,183.80x = 30,233,018,349.30 × 7,735,593,015.80
  4. Step 4: Simplify right side
    20,161,392,183.80x = 233,870,325,589,398,323,200
  5. Step 5: Solve for x
    x = 233,870,325,589,398,323,200/20,161,392,183.80
  6. Step 6: Final answer
    x = 11,599,909,542.82

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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.