Home / 166,200,996.35-229,358,276.68-90,847,425.51

Finding the Fourth Proportional to 166,200,996.35, 229,358,276.68 and 90,847,425.51

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Solution

The fourth proportional to 166,200,996.35, 229,358,276.68 and 90,847,425.51 is: 125,369,940.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,200,996.35 : 229,358,276.68 = 90,847,425.51 : x
  2. Step 2: Convert to fraction form
    166,200,996.35/229,358,276.68 = 90,847,425.51/x
  3. Step 3: Cross multiply
    166,200,996.35x = 229,358,276.68 × 90,847,425.51
  4. Step 4: Simplify right side
    166,200,996.35x = 20,836,608,955,788,272
  5. Step 5: Solve for x
    x = 20,836,608,955,788,272/166,200,996.35
  6. Step 6: Final answer
    x = 125,369,940.09

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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.