Home / 192,762,188.30-289,137,764.34-54,587,468.62

Finding the Fourth Proportional to 192,762,188.30, 289,137,764.34 and 54,587,468.62

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Solution

The fourth proportional to 192,762,188.30, 289,137,764.34 and 54,587,468.62 is: 81,879,640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,762,188.30 : 289,137,764.34 = 54,587,468.62 : x
  2. Step 2: Convert to fraction form
    192,762,188.30/289,137,764.34 = 54,587,468.62/x
  3. Step 3: Cross multiply
    192,762,188.30x = 289,137,764.34 × 54,587,468.62
  4. Step 4: Simplify right side
    192,762,188.30x = 15,783,298,637,766,702
  5. Step 5: Solve for x
    x = 15,783,298,637,766,702/192,762,188.30
  6. Step 6: Final answer
    x = 81,879,640.28

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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.