Home / 284,957,600,302.89-427,508,750,020.09-131,912,826,380.39

Finding the Fourth Proportional to 284,957,600,302.89, 427,508,750,020.09 and 131,912,826,380.39

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Solution

The fourth proportional to 284,957,600,302.89, 427,508,750,020.09 and 131,912,826,380.39 is: 197,902,731,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,957,600,302.89 : 427,508,750,020.09 = 131,912,826,380.39 : x
  2. Step 2: Convert to fraction form
    284,957,600,302.89/427,508,750,020.09 = 131,912,826,380.39/x
  3. Step 3: Cross multiply
    284,957,600,302.89x = 427,508,750,020.09 × 131,912,826,380.39
  4. Step 4: Simplify right side
    284,957,600,302.89x = 56,393,887,517,497,685,442,560
  5. Step 5: Solve for x
    x = 56,393,887,517,497,685,442,560/284,957,600,302.89
  6. Step 6: Final answer
    x = 197,902,731,696.07

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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.