Home / 5,637,144,491.82-8,456,805,608.13-2,143,278,308.70

Finding the Fourth Proportional to 5,637,144,491.82, 8,456,805,608.13 and 2,143,278,308.70

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Solution

The fourth proportional to 5,637,144,491.82, 8,456,805,608.13 and 2,143,278,308.70 is: 3,215,331,458.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,144,491.82 : 8,456,805,608.13 = 2,143,278,308.70 : x
  2. Step 2: Convert to fraction form
    5,637,144,491.82/8,456,805,608.13 = 2,143,278,308.70/x
  3. Step 3: Cross multiply
    5,637,144,491.82x = 8,456,805,608.13 × 2,143,278,308.70
  4. Step 4: Simplify right side
    5,637,144,491.82x = 18,125,288,020,797,542,400
  5. Step 5: Solve for x
    x = 18,125,288,020,797,542,400/5,637,144,491.82
  6. Step 6: Final answer
    x = 3,215,331,458.52

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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.