Home / 192,762,181.62-289,137,754.31-54,587,461.95

Finding the Fourth Proportional to 192,762,181.62, 289,137,754.31 and 54,587,461.95

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Solution

The fourth proportional to 192,762,181.62, 289,137,754.31 and 54,587,461.95 is: 81,879,630.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,762,181.62 : 289,137,754.31 = 54,587,461.95 : x
  2. Step 2: Convert to fraction form
    192,762,181.62/289,137,754.31 = 54,587,461.95/x
  3. Step 3: Cross multiply
    192,762,181.62x = 289,137,754.31 × 54,587,461.95
  4. Step 4: Simplify right side
    192,762,181.62x = 15,783,296,161,432,638
  5. Step 5: Solve for x
    x = 15,783,296,161,432,638/192,762,181.62
  6. Step 6: Final answer
    x = 81,879,630.27

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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.