Home / 79,476,145.80-119,214,218.70-41,149,408.20

Finding the Fourth Proportional to 79,476,145.80, 119,214,218.70 and 41,149,408.20

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Solution

The fourth proportional to 79,476,145.80, 119,214,218.70 and 41,149,408.20 is: 61,724,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,476,145.80 : 119,214,218.70 = 41,149,408.20 : x
  2. Step 2: Convert to fraction form
    79,476,145.80/119,214,218.70 = 41,149,408.20/x
  3. Step 3: Cross multiply
    79,476,145.80x = 119,214,218.70 × 41,149,408.20
  4. Step 4: Simplify right side
    79,476,145.80x = 4,905,594,548,530,374
  5. Step 5: Solve for x
    x = 4,905,594,548,530,374/79,476,145.80
  6. Step 6: Final answer
    x = 61,724,112.30

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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.