Home / 3,945,591,416.44-5,444,872,761.72-2,137,058,292.16

Finding the Fourth Proportional to 3,945,591,416.44, 5,444,872,761.72 and 2,137,058,292.16

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Solution

The fourth proportional to 3,945,591,416.44, 5,444,872,761.72 and 2,137,058,292.16 is: 2,949,116,940.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,591,416.44 : 5,444,872,761.72 = 2,137,058,292.16 : x
  2. Step 2: Convert to fraction form
    3,945,591,416.44/5,444,872,761.72 = 2,137,058,292.16/x
  3. Step 3: Cross multiply
    3,945,591,416.44x = 5,444,872,761.72 × 2,137,058,292.16
  4. Step 4: Simplify right side
    3,945,591,416.44x = 11,636,010,485,189,847,040
  5. Step 5: Solve for x
    x = 11,636,010,485,189,847,040/3,945,591,416.44
  6. Step 6: Final answer
    x = 2,949,116,940.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.