Home / 3,910,141,442.85-5,395,957,255.13-2,125,994,871.57

Finding the Fourth Proportional to 3,910,141,442.85, 5,395,957,255.13 and 2,125,994,871.57

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Solution

The fourth proportional to 3,910,141,442.85, 5,395,957,255.13 and 2,125,994,871.57 is: 2,933,852,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,141,442.85 : 5,395,957,255.13 = 2,125,994,871.57 : x
  2. Step 2: Convert to fraction form
    3,910,141,442.85/5,395,957,255.13 = 2,125,994,871.57/x
  3. Step 3: Cross multiply
    3,910,141,442.85x = 5,395,957,255.13 × 2,125,994,871.57
  4. Step 4: Simplify right side
    3,910,141,442.85x = 11,471,777,451,617,314,816
  5. Step 5: Solve for x
    x = 11,471,777,451,617,314,816/3,910,141,442.85
  6. Step 6: Final answer
    x = 2,933,852,296.47

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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.