Home / 192,738,721.60-289,108,074.30-56,424,104.56

Finding the Fourth Proportional to 192,738,721.60, 289,108,074.30 and 56,424,104.56

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Solution

The fourth proportional to 192,738,721.60, 289,108,074.30 and 56,424,104.56 is: 84,636,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,738,721.60 : 289,108,074.30 = 56,424,104.56 : x
  2. Step 2: Convert to fraction form
    192,738,721.60/289,108,074.30 = 56,424,104.56/x
  3. Step 3: Cross multiply
    192,738,721.60x = 289,108,074.30 × 56,424,104.56
  4. Step 4: Simplify right side
    192,738,721.60x = 16,312,664,213,443,450
  5. Step 5: Solve for x
    x = 16,312,664,213,443,450/192,738,721.60
  6. Step 6: Final answer
    x = 84,636,154.47

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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.