Home / 57,960,136.70-86,940,205.05-31,086,280.70

Finding the Fourth Proportional to 57,960,136.70, 86,940,205.05 and 31,086,280.70

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Solution

The fourth proportional to 57,960,136.70, 86,940,205.05 and 31,086,280.70 is: 46,629,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,960,136.70 : 86,940,205.05 = 31,086,280.70 : x
  2. Step 2: Convert to fraction form
    57,960,136.70/86,940,205.05 = 31,086,280.70/x
  3. Step 3: Cross multiply
    57,960,136.70x = 86,940,205.05 × 31,086,280.70
  4. Step 4: Simplify right side
    57,960,136.70x = 2,702,647,618,299,857.50
  5. Step 5: Solve for x
    x = 2,702,647,618,299,857.50/57,960,136.70
  6. Step 6: Final answer
    x = 46,629,421.05

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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.