Home / 284,957,600,233.47-427,508,749,915.99-131,912,826,310.88

Finding the Fourth Proportional to 284,957,600,233.47, 427,508,749,915.99 and 131,912,826,310.88

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Solution

The fourth proportional to 284,957,600,233.47, 427,508,749,915.99 and 131,912,826,310.88 is: 197,902,731,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,957,600,233.47 : 427,508,749,915.99 = 131,912,826,310.88 : x
  2. Step 2: Convert to fraction form
    284,957,600,233.47/427,508,749,915.99 = 131,912,826,310.88/x
  3. Step 3: Cross multiply
    284,957,600,233.47x = 427,508,749,915.99 × 131,912,826,310.88
  4. Step 4: Simplify right side
    284,957,600,233.47x = 56,393,887,474,049,427,177,472
  5. Step 5: Solve for x
    x = 56,393,887,474,049,427,177,472/284,957,600,233.47
  6. Step 6: Final answer
    x = 197,902,731,591.81

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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.