Home / 54,243,142.23-74,856,099.26-29,463,811.66

Finding the Fourth Proportional to 54,243,142.23, 74,856,099.26 and 29,463,811.66

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Solution

The fourth proportional to 54,243,142.23, 74,856,099.26 and 29,463,811.66 is: 40,660,365.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,243,142.23 : 74,856,099.26 = 29,463,811.66 : x
  2. Step 2: Convert to fraction form
    54,243,142.23/74,856,099.26 = 29,463,811.66/x
  3. Step 3: Cross multiply
    54,243,142.23x = 74,856,099.26 × 29,463,811.66
  4. Step 4: Simplify right side
    54,243,142.23x = 2,205,546,010,198,905.50
  5. Step 5: Solve for x
    x = 2,205,546,010,198,905.50/54,243,142.23
  6. Step 6: Final answer
    x = 40,660,365.89

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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.