Home / 3,778,052,141.88-5,661,751,189.29-1,783,966,591.77

Finding the Fourth Proportional to 3,778,052,141.88, 5,661,751,189.29 and 1,783,966,591.77

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Solution

The fourth proportional to 3,778,052,141.88, 5,661,751,189.29 and 1,783,966,591.77 is: 2,673,434,508.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,052,141.88 : 5,661,751,189.29 = 1,783,966,591.77 : x
  2. Step 2: Convert to fraction form
    3,778,052,141.88/5,661,751,189.29 = 1,783,966,591.77/x
  3. Step 3: Cross multiply
    3,778,052,141.88x = 5,661,751,189.29 × 1,783,966,591.77
  4. Step 4: Simplify right side
    3,778,052,141.88x = 10,100,374,972,607,424,512
  5. Step 5: Solve for x
    x = 10,100,374,972,607,424,512/3,778,052,141.88
  6. Step 6: Final answer
    x = 2,673,434,508.92

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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.