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Finding the Fourth Proportional to 193,614,963.20, 271,262,502.40 and 193,614,963.20

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Solution

The fourth proportional to 193,614,963.20, 271,262,502.40 and 193,614,963.20 is: 271,262,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,614,963.20 : 271,262,502.40 = 193,614,963.20 : x
  2. Step 2: Convert to fraction form
    193,614,963.20/271,262,502.40 = 193,614,963.20/x
  3. Step 3: Cross multiply
    193,614,963.20x = 271,262,502.40 × 193,614,963.20
  4. Step 4: Simplify right side
    193,614,963.20x = 52,520,479,419,715,904
  5. Step 5: Solve for x
    x = 52,520,479,419,715,904/193,614,963.20
  6. Step 6: Final answer
    x = 271,262,502.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.