Home / 76,172,178.88-114,222,249.44-29,507,520.18

Finding the Fourth Proportional to 76,172,178.88, 114,222,249.44 and 29,507,520.18

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Solution

The fourth proportional to 76,172,178.88, 114,222,249.44 and 29,507,520.18 is: 44,247,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,172,178.88 : 114,222,249.44 = 29,507,520.18 : x
  2. Step 2: Convert to fraction form
    76,172,178.88/114,222,249.44 = 29,507,520.18/x
  3. Step 3: Cross multiply
    76,172,178.88x = 114,222,249.44 × 29,507,520.18
  4. Step 4: Simplify right side
    76,172,178.88x = 3,370,415,330,355,793.50
  5. Step 5: Solve for x
    x = 3,370,415,330,355,793.50/76,172,178.88
  6. Step 6: Final answer
    x = 44,247,327.30

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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.