Home / 166,524,732.12-229,806,852.12-91,169,803.56

Finding the Fourth Proportional to 166,524,732.12, 229,806,852.12 and 91,169,803.56

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Solution

The fourth proportional to 166,524,732.12, 229,806,852.12 and 91,169,803.56 is: 125,815,819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,524,732.12 : 229,806,852.12 = 91,169,803.56 : x
  2. Step 2: Convert to fraction form
    166,524,732.12/229,806,852.12 = 91,169,803.56/x
  3. Step 3: Cross multiply
    166,524,732.12x = 229,806,852.12 × 91,169,803.56
  4. Step 4: Simplify right side
    166,524,732.12x = 20,951,445,564,522,372
  5. Step 5: Solve for x
    x = 20,951,445,564,522,372/166,524,732.12
  6. Step 6: Final answer
    x = 125,815,819.05

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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.