Home / 664,300,875.60-996,451,313.40-204,179,257.80

Finding the Fourth Proportional to 664,300,875.60, 996,451,313.40 and 204,179,257.80

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Solution

The fourth proportional to 664,300,875.60, 996,451,313.40 and 204,179,257.80 is: 306,268,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,300,875.60 : 996,451,313.40 = 204,179,257.80 : x
  2. Step 2: Convert to fraction form
    664,300,875.60/996,451,313.40 = 204,179,257.80/x
  3. Step 3: Cross multiply
    664,300,875.60x = 996,451,313.40 × 204,179,257.80
  4. Step 4: Simplify right side
    664,300,875.60x = 203,454,689,603,847,200
  5. Step 5: Solve for x
    x = 203,454,689,603,847,200/664,300,875.60
  6. Step 6: Final answer
    x = 306,268,886.70

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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.