Home / 10,782,688,143.92-16,175,770,198.65-3,321,267,456.74

Finding the Fourth Proportional to 10,782,688,143.92, 16,175,770,198.65 and 3,321,267,456.74

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Solution

The fourth proportional to 10,782,688,143.92, 16,175,770,198.65 and 3,321,267,456.74 is: 4,982,436,515.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782,688,143.92 : 16,175,770,198.65 = 3,321,267,456.74 : x
  2. Step 2: Convert to fraction form
    10,782,688,143.92/16,175,770,198.65 = 3,321,267,456.74/x
  3. Step 3: Cross multiply
    10,782,688,143.92x = 16,175,770,198.65 × 3,321,267,456.74
  4. Step 4: Simplify right side
    10,782,688,143.92x = 53,724,059,148,400,091,136
  5. Step 5: Solve for x
    x = 53,724,059,148,400,091,136/10,782,688,143.92
  6. Step 6: Final answer
    x = 4,982,436,515.96

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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.