Home / 2,305,211,684.88-3,181,193,189.46-1,247,939,657.01

Finding the Fourth Proportional to 2,305,211,684.88, 3,181,193,189.46 and 1,247,939,657.01

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Solution

The fourth proportional to 2,305,211,684.88, 3,181,193,189.46 and 1,247,939,657.01 is: 1,722,157,302.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,211,684.88 : 3,181,193,189.46 = 1,247,939,657.01 : x
  2. Step 2: Convert to fraction form
    2,305,211,684.88/3,181,193,189.46 = 1,247,939,657.01/x
  3. Step 3: Cross multiply
    2,305,211,684.88x = 3,181,193,189.46 × 1,247,939,657.01
  4. Step 4: Simplify right side
    2,305,211,684.88x = 3,969,937,137,737,260,544
  5. Step 5: Solve for x
    x = 3,969,937,137,737,260,544/2,305,211,684.88
  6. Step 6: Final answer
    x = 1,722,157,302.85

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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.