Home / 74,379,828.38-102,673,033.70-55,848,480.71

Finding the Fourth Proportional to 74,379,828.38, 102,673,033.70 and 55,848,480.71

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Solution

The fourth proportional to 74,379,828.38, 102,673,033.70 and 55,848,480.71 is: 77,092,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,379,828.38 : 102,673,033.70 = 55,848,480.71 : x
  2. Step 2: Convert to fraction form
    74,379,828.38/102,673,033.70 = 55,848,480.71/x
  3. Step 3: Cross multiply
    74,379,828.38x = 102,673,033.70 × 55,848,480.71
  4. Step 4: Simplify right side
    74,379,828.38x = 5,734,132,941,239,022
  5. Step 5: Solve for x
    x = 5,734,132,941,239,022/74,379,828.38
  6. Step 6: Final answer
    x = 77,092,580.97

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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.