Home / 2,552,640,656.21-3,522,644,112.34-1,379,218,928.21

Finding the Fourth Proportional to 2,552,640,656.21, 3,522,644,112.34 and 1,379,218,928.21

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Solution

The fourth proportional to 2,552,640,656.21, 3,522,644,112.34 and 1,379,218,928.21 is: 1,903,322,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552,640,656.21 : 3,522,644,112.34 = 1,379,218,928.21 : x
  2. Step 2: Convert to fraction form
    2,552,640,656.21/3,522,644,112.34 = 1,379,218,928.21/x
  3. Step 3: Cross multiply
    2,552,640,656.21x = 3,522,644,112.34 × 1,379,218,928.21
  4. Step 4: Simplify right side
    2,552,640,656.21x = 4,858,497,437,072,262,144
  5. Step 5: Solve for x
    x = 4,858,497,437,072,262,144/2,552,640,656.21
  6. Step 6: Final answer
    x = 1,903,322,124.59

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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.