Home / 3,131,495,993,099.20-4,321,840,675,348.90-1,896,865,203,440.80

Finding the Fourth Proportional to 3,131,495,993,099.20, 4,321,840,675,348.90 and 1,896,865,203,440.80

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Solution

The fourth proportional to 3,131,495,993,099.20, 4,321,840,675,348.90 and 1,896,865,203,440.80 is: 2,617,901,862,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,495,993,099.20 : 4,321,840,675,348.90 = 1,896,865,203,440.80 : x
  2. Step 2: Convert to fraction form
    3,131,495,993,099.20/4,321,840,675,348.90 = 1,896,865,203,440.80/x
  3. Step 3: Cross multiply
    3,131,495,993,099.20x = 4,321,840,675,348.90 × 1,896,865,203,440.80
  4. Step 4: Simplify right side
    3,131,495,993,099.20x = 8,197,949,191,884,416,193,921,024
  5. Step 5: Solve for x
    x = 8,197,949,191,884,416,193,921,024/3,131,495,993,099.20
  6. Step 6: Final answer
    x = 2,617,901,862,224.97

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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.