Home / 632,149,716.46-948,201,841.85-165,807,415.68

Finding the Fourth Proportional to 632,149,716.46, 948,201,841.85 and 165,807,415.68

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Solution

The fourth proportional to 632,149,716.46, 948,201,841.85 and 165,807,415.68 is: 248,705,160.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,149,716.46 : 948,201,841.85 = 165,807,415.68 : x
  2. Step 2: Convert to fraction form
    632,149,716.46/948,201,841.85 = 165,807,415.68/x
  3. Step 3: Cross multiply
    632,149,716.46x = 948,201,841.85 × 165,807,415.68
  4. Step 4: Simplify right side
    632,149,716.46x = 157,218,896,942,511,392
  5. Step 5: Solve for x
    x = 157,218,896,942,511,392/632,149,716.46
  6. Step 6: Final answer
    x = 248,705,160.90

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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.