Home / 166,843,122.82-250,278,330.94-83,802,176.20

Finding the Fourth Proportional to 166,843,122.82, 250,278,330.94 and 83,802,176.20

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Solution

The fourth proportional to 166,843,122.82, 250,278,330.94 and 83,802,176.20 is: 125,710,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,843,122.82 : 250,278,330.94 = 83,802,176.20 : x
  2. Step 2: Convert to fraction form
    166,843,122.82/250,278,330.94 = 83,802,176.20/x
  3. Step 3: Cross multiply
    166,843,122.82x = 250,278,330.94 × 83,802,176.20
  4. Step 4: Simplify right side
    166,843,122.82x = 20,973,868,788,475,792
  5. Step 5: Solve for x
    x = 20,973,868,788,475,792/166,843,122.82
  6. Step 6: Final answer
    x = 125,710,118.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.