Home / 69,805,494.19-104,572,022.94-54,380,559.45

Finding the Fourth Proportional to 69,805,494.19, 104,572,022.94 and 54,380,559.45

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Solution

The fourth proportional to 69,805,494.19, 104,572,022.94 and 54,380,559.45 is: 81,464,721.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,805,494.19 : 104,572,022.94 = 54,380,559.45 : x
  2. Step 2: Convert to fraction form
    69,805,494.19/104,572,022.94 = 54,380,559.45/x
  3. Step 3: Cross multiply
    69,805,494.19x = 104,572,022.94 × 54,380,559.45
  4. Step 4: Simplify right side
    69,805,494.19x = 5,686,685,110,295,434
  5. Step 5: Solve for x
    x = 5,686,685,110,295,434/69,805,494.19
  6. Step 6: Final answer
    x = 81,464,721.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.