Home / 166,299,126.32-229,494,279.28-91,964,716.76

Finding the Fourth Proportional to 166,299,126.32, 229,494,279.28 and 91,964,716.76

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Solution

The fourth proportional to 166,299,126.32, 229,494,279.28 and 91,964,716.76 is: 126,912,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,299,126.32 : 229,494,279.28 = 91,964,716.76 : x
  2. Step 2: Convert to fraction form
    166,299,126.32/229,494,279.28 = 91,964,716.76/x
  3. Step 3: Cross multiply
    166,299,126.32x = 229,494,279.28 × 91,964,716.76
  4. Step 4: Simplify right side
    166,299,126.32x = 21,105,376,392,025,540
  5. Step 5: Solve for x
    x = 21,105,376,392,025,540/166,299,126.32
  6. Step 6: Final answer
    x = 126,912,130.32

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1.5x scale

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.