Home / 69,450,302.40-95,836,745.76-38,509,326.24

Finding the Fourth Proportional to 69,450,302.40, 95,836,745.76 and 38,509,326.24

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Solution

The fourth proportional to 69,450,302.40, 95,836,745.76 and 38,509,326.24 is: 53,140,279.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,450,302.40 : 95,836,745.76 = 38,509,326.24 : x
  2. Step 2: Convert to fraction form
    69,450,302.40/95,836,745.76 = 38,509,326.24/x
  3. Step 3: Cross multiply
    69,450,302.40x = 95,836,745.76 × 38,509,326.24
  4. Step 4: Simplify right side
    69,450,302.40x = 3,690,608,508,251,777
  5. Step 5: Solve for x
    x = 3,690,608,508,251,777/69,450,302.40
  6. Step 6: Final answer
    x = 53,140,279.89

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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.