Home / 80,373,542.40-110,916,065.88-43,703,850.96

Finding the Fourth Proportional to 80,373,542.40, 110,916,065.88 and 43,703,850.96

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Solution

The fourth proportional to 80,373,542.40, 110,916,065.88 and 43,703,850.96 is: 60,311,628.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,373,542.40 : 110,916,065.88 = 43,703,850.96 : x
  2. Step 2: Convert to fraction form
    80,373,542.40/110,916,065.88 = 43,703,850.96/x
  3. Step 3: Cross multiply
    80,373,542.40x = 110,916,065.88 × 43,703,850.96
  4. Step 4: Simplify right side
    80,373,542.40x = 4,847,459,212,289,061
  5. Step 5: Solve for x
    x = 4,847,459,212,289,061/80,373,542.40
  6. Step 6: Final answer
    x = 60,311,628.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.