Home / 3,131,495,993,100.20-4,321,840,675,350.30-1,896,865,203,441.80

Finding the Fourth Proportional to 3,131,495,993,100.20, 4,321,840,675,350.30 and 1,896,865,203,441.80

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Solution

The fourth proportional to 3,131,495,993,100.20, 4,321,840,675,350.30 and 1,896,865,203,441.80 is: 2,617,901,862,226.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,495,993,100.20 : 4,321,840,675,350.30 = 1,896,865,203,441.80 : x
  2. Step 2: Convert to fraction form
    3,131,495,993,100.20/4,321,840,675,350.30 = 1,896,865,203,441.80/x
  3. Step 3: Cross multiply
    3,131,495,993,100.20x = 4,321,840,675,350.30 × 1,896,865,203,441.80
  4. Step 4: Simplify right side
    3,131,495,993,100.20x = 8,197,949,191,891,393,368,293,376
  5. Step 5: Solve for x
    x = 8,197,949,191,891,393,368,293,376/3,131,495,993,100.20
  6. Step 6: Final answer
    x = 2,617,901,862,226.36

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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.