Home / 208,016,327,391.96-311,494,797,543.96-137,055,906,337.44

Finding the Fourth Proportional to 208,016,327,391.96, 311,494,797,543.96 and 137,055,906,337.44

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Solution

The fourth proportional to 208,016,327,391.96, 311,494,797,543.96 and 137,055,906,337.44 is: 205,234,859,840.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,016,327,391.96 : 311,494,797,543.96 = 137,055,906,337.44 : x
  2. Step 2: Convert to fraction form
    208,016,327,391.96/311,494,797,543.96 = 137,055,906,337.44/x
  3. Step 3: Cross multiply
    208,016,327,391.96x = 311,494,797,543.96 × 137,055,906,337.44
  4. Step 4: Simplify right side
    208,016,327,391.96x = 42,692,201,796,784,818,749,440
  5. Step 5: Solve for x
    x = 42,692,201,796,784,818,749,440/208,016,327,391.96
  6. Step 6: Final answer
    x = 205,234,859,840.31

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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.