Home / 69,530,863.40-104,333,619.90-29,145,429.80

Finding the Fourth Proportional to 69,530,863.40, 104,333,619.90 and 29,145,429.80

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Solution

The fourth proportional to 69,530,863.40, 104,333,619.90 and 29,145,429.80 is: 43,733,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,530,863.40 : 104,333,619.90 = 29,145,429.80 : x
  2. Step 2: Convert to fraction form
    69,530,863.40/104,333,619.90 = 29,145,429.80/x
  3. Step 3: Cross multiply
    69,530,863.40x = 104,333,619.90 × 29,145,429.80
  4. Step 4: Simplify right side
    69,530,863.40x = 3,040,848,194,575,333.50
  5. Step 5: Solve for x
    x = 3,040,848,194,575,333.50/69,530,863.40
  6. Step 6: Final answer
    x = 43,733,790.23

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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.