Home / 995,328,638.37-1,493,236,038.84-331,341,375.30

Finding the Fourth Proportional to 995,328,638.37, 1,493,236,038.84 and 331,341,375.30

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Solution

The fourth proportional to 995,328,638.37, 1,493,236,038.84 and 331,341,375.30 is: 497,092,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,638.37 : 1,493,236,038.84 = 331,341,375.30 : x
  2. Step 2: Convert to fraction form
    995,328,638.37/1,493,236,038.84 = 331,341,375.30/x
  3. Step 3: Cross multiply
    995,328,638.37x = 1,493,236,038.84 × 331,341,375.30
  4. Step 4: Simplify right side
    995,328,638.37x = 494,770,882,756,769,792
  5. Step 5: Solve for x
    x = 494,770,882,756,769,792/995,328,638.37
  6. Step 6: Final answer
    x = 497,092,983.85

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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.