Home / 75,842,396.31-104,662,505.30-41,035,086.78

Finding the Fourth Proportional to 75,842,396.31, 104,662,505.30 and 41,035,086.78

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Solution

The fourth proportional to 75,842,396.31, 104,662,505.30 and 41,035,086.78 is: 56,628,418.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,842,396.31 : 104,662,505.30 = 41,035,086.78 : x
  2. Step 2: Convert to fraction form
    75,842,396.31/104,662,505.30 = 41,035,086.78/x
  3. Step 3: Cross multiply
    75,842,396.31x = 104,662,505.30 × 41,035,086.78
  4. Step 4: Simplify right side
    75,842,396.31x = 4,294,834,987,597,710
  5. Step 5: Solve for x
    x = 4,294,834,987,597,710/75,842,396.31
  6. Step 6: Final answer
    x = 56,628,418.89

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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.