Home / 214,317,215,754.95-321,475,823,521.71-80,022,193,595.82

Finding the Fourth Proportional to 214,317,215,754.95, 321,475,823,521.71 and 80,022,193,595.82

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Solution

The fourth proportional to 214,317,215,754.95, 321,475,823,521.71 and 80,022,193,595.82 is: 120,033,290,352.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,317,215,754.95 : 321,475,823,521.71 = 80,022,193,595.82 : x
  2. Step 2: Convert to fraction form
    214,317,215,754.95/321,475,823,521.71 = 80,022,193,595.82/x
  3. Step 3: Cross multiply
    214,317,215,754.95x = 321,475,823,521.71 × 80,022,193,595.82
  4. Step 4: Simplify right side
    214,317,215,754.95x = 25,725,200,586,229,948,612,608
  5. Step 5: Solve for x
    x = 25,725,200,586,229,948,612,608/214,317,215,754.95
  6. Step 6: Final answer
    x = 120,033,290,352.39

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1.5x scale

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.