Home / 814,473,099.25-1,222,085,380.53-371,951,437.25

Finding the Fourth Proportional to 814,473,099.25, 1,222,085,380.53 and 371,951,437.25

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Solution

The fourth proportional to 814,473,099.25, 1,222,085,380.53 and 371,951,437.25 is: 558,098,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,473,099.25 : 1,222,085,380.53 = 371,951,437.25 : x
  2. Step 2: Convert to fraction form
    814,473,099.25/1,222,085,380.53 = 371,951,437.25/x
  3. Step 3: Cross multiply
    814,473,099.25x = 1,222,085,380.53 × 371,951,437.25
  4. Step 4: Simplify right side
    814,473,099.25x = 454,556,413,734,815,232
  5. Step 5: Solve for x
    x = 454,556,413,734,815,232/814,473,099.25
  6. Step 6: Final answer
    x = 558,098,744.03

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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.