Home / 206,449,472.28-284,900,255.10-112,364,293.80

Finding the Fourth Proportional to 206,449,472.28, 284,900,255.10 and 112,364,293.80

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Solution

The fourth proportional to 206,449,472.28, 284,900,255.10 and 112,364,293.80 is: 155,062,716.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,449,472.28 : 284,900,255.10 = 112,364,293.80 : x
  2. Step 2: Convert to fraction form
    206,449,472.28/284,900,255.10 = 112,364,293.80/x
  3. Step 3: Cross multiply
    206,449,472.28x = 284,900,255.10 × 112,364,293.80
  4. Step 4: Simplify right side
    206,449,472.28x = 32,012,615,967,751,352
  5. Step 5: Solve for x
    x = 32,012,615,967,751,352/206,449,472.28
  6. Step 6: Final answer
    x = 155,062,716.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.