Home / 75,694,709.33-104,458,740.94-40,887,400.11

Finding the Fourth Proportional to 75,694,709.33, 104,458,740.94 and 40,887,400.11

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Solution

The fourth proportional to 75,694,709.33, 104,458,740.94 and 40,887,400.11 is: 56,424,634.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,694,709.33 : 104,458,740.94 = 40,887,400.11 : x
  2. Step 2: Convert to fraction form
    75,694,709.33/104,458,740.94 = 40,887,400.11/x
  3. Step 3: Cross multiply
    75,694,709.33x = 104,458,740.94 × 40,887,400.11
  4. Step 4: Simplify right side
    75,694,709.33x = 4,271,046,335,800,617.50
  5. Step 5: Solve for x
    x = 4,271,046,335,800,617.50/75,694,709.33
  6. Step 6: Final answer
    x = 56,424,634.87

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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.