Home / 166,085,528.36-229,193,586.78-91,744,488.96

Finding the Fourth Proportional to 166,085,528.36, 229,193,586.78 and 91,744,488.96

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Solution

The fourth proportional to 166,085,528.36, 229,193,586.78 and 91,744,488.96 is: 126,604,940.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,085,528.36 : 229,193,586.78 = 91,744,488.96 : x
  2. Step 2: Convert to fraction form
    166,085,528.36/229,193,586.78 = 91,744,488.96/x
  3. Step 3: Cross multiply
    166,085,528.36x = 229,193,586.78 × 91,744,488.96
  4. Step 4: Simplify right side
    166,085,528.36x = 21,027,248,492,040,512
  5. Step 5: Solve for x
    x = 21,027,248,492,040,512/166,085,528.36
  6. Step 6: Final answer
    x = 126,604,940.84

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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.