Home / 166,124,994.60-229,254,897.78-91,787,265.48

Finding the Fourth Proportional to 166,124,994.60, 229,254,897.78 and 91,787,265.48

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Solution

The fourth proportional to 166,124,994.60, 229,254,897.78 and 91,787,265.48 is: 126,667,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,124,994.60 : 229,254,897.78 = 91,787,265.48 : x
  2. Step 2: Convert to fraction form
    166,124,994.60/229,254,897.78 = 91,787,265.48/x
  3. Step 3: Cross multiply
    166,124,994.60x = 229,254,897.78 × 91,787,265.48
  4. Step 4: Simplify right side
    166,124,994.60x = 21,042,680,165,123,124
  5. Step 5: Solve for x
    x = 21,042,680,165,123,124/166,124,994.60
  6. Step 6: Final answer
    x = 126,667,755.30

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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.