Home / 2,606,912,578.40-3,910,368,867.60-2,321,209,896.80

Finding the Fourth Proportional to 2,606,912,578.40, 3,910,368,867.60 and 2,321,209,896.80

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Solution

The fourth proportional to 2,606,912,578.40, 3,910,368,867.60 and 2,321,209,896.80 is: 3,481,814,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606,912,578.40 : 3,910,368,867.60 = 2,321,209,896.80 : x
  2. Step 2: Convert to fraction form
    2,606,912,578.40/3,910,368,867.60 = 2,321,209,896.80/x
  3. Step 3: Cross multiply
    2,606,912,578.40x = 3,910,368,867.60 × 2,321,209,896.80
  4. Step 4: Simplify right side
    2,606,912,578.40x = 9,076,786,915,611,728,896
  5. Step 5: Solve for x
    x = 9,076,786,915,611,728,896/2,606,912,578.40
  6. Step 6: Final answer
    x = 3,481,814,845.20

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1.5x scale

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.