Home / 75,764,650.12-104,583,650.18-49,660,850.20

Finding the Fourth Proportional to 75,764,650.12, 104,583,650.18 and 49,660,850.20

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Solution

The fourth proportional to 75,764,650.12, 104,583,650.18 and 49,660,850.20 is: 68,550,610.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,764,650.12 : 104,583,650.18 = 49,660,850.20 : x
  2. Step 2: Convert to fraction form
    75,764,650.12/104,583,650.18 = 49,660,850.20/x
  3. Step 3: Cross multiply
    75,764,650.12x = 104,583,650.18 × 49,660,850.20
  4. Step 4: Simplify right side
    75,764,650.12x = 5,193,712,984,958,184
  5. Step 5: Solve for x
    x = 5,193,712,984,958,184/75,764,650.12
  6. Step 6: Final answer
    x = 68,550,610.04

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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.