Home / 3,608,164,856.43-5,412,257,374.14-1,121,389,414.56

Finding the Fourth Proportional to 3,608,164,856.43, 5,412,257,374.14 and 1,121,389,414.56

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Solution

The fourth proportional to 3,608,164,856.43, 5,412,257,374.14 and 1,121,389,414.56 is: 1,682,087,257.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,164,856.43 : 5,412,257,374.14 = 1,121,389,414.56 : x
  2. Step 2: Convert to fraction form
    3,608,164,856.43/5,412,257,374.14 = 1,121,389,414.56/x
  3. Step 3: Cross multiply
    3,608,164,856.43x = 5,412,257,374.14 × 1,121,389,414.56
  4. Step 4: Simplify right side
    3,608,164,856.43x = 6,069,248,128,234,897,408
  5. Step 5: Solve for x
    x = 6,069,248,128,234,897,408/3,608,164,856.43
  6. Step 6: Final answer
    x = 1,682,087,257.58

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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.