Home / 166,524,746.87-229,806,872.52-91,169,818.31

Finding the Fourth Proportional to 166,524,746.87, 229,806,872.52 and 91,169,818.31

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Solution

The fourth proportional to 166,524,746.87, 229,806,872.52 and 91,169,818.31 is: 125,815,839.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,524,746.87 : 229,806,872.52 = 91,169,818.31 : x
  2. Step 2: Convert to fraction form
    166,524,746.87/229,806,872.52 = 91,169,818.31/x
  3. Step 3: Cross multiply
    166,524,746.87x = 229,806,872.52 × 91,169,818.31
  4. Step 4: Simplify right side
    166,524,746.87x = 20,951,450,814,037,732
  5. Step 5: Solve for x
    x = 20,951,450,814,037,732/166,524,746.87
  6. Step 6: Final answer
    x = 125,815,839.43

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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.