Home / 212,321,910,972.73-293,004,225,935.34-114,663,542,515.05

Finding the Fourth Proportional to 212,321,910,972.73, 293,004,225,935.34 and 114,663,542,515.05

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Solution

The fourth proportional to 212,321,910,972.73, 293,004,225,935.34 and 114,663,542,515.05 is: 158,235,682,618.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,321,910,972.73 : 293,004,225,935.34 = 114,663,542,515.05 : x
  2. Step 2: Convert to fraction form
    212,321,910,972.73/293,004,225,935.34 = 114,663,542,515.05/x
  3. Step 3: Cross multiply
    212,321,910,972.73x = 293,004,225,935.34 × 114,663,542,515.05
  4. Step 4: Simplify right side
    212,321,910,972.73x = 33,596,902,517,626,177,060,864
  5. Step 5: Solve for x
    x = 33,596,902,517,626,177,060,864/212,321,910,972.73
  6. Step 6: Final answer
    x = 158,235,682,618.46

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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.