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Finding the Fourth Proportional to 996,422,246.55, 1,494,633,369.83 and 996,422,246.55

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Solution

The fourth proportional to 996,422,246.55, 1,494,633,369.83 and 996,422,246.55 is: 1,494,633,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,422,246.55 : 1,494,633,369.83 = 996,422,246.55 : x
  2. Step 2: Convert to fraction form
    996,422,246.55/1,494,633,369.83 = 996,422,246.55/x
  3. Step 3: Cross multiply
    996,422,246.55x = 1,494,633,369.83 × 996,422,246.55
  4. Step 4: Simplify right side
    996,422,246.55x = 1,489,285,940,129,623,552
  5. Step 5: Solve for x
    x = 1,489,285,940,129,623,552/996,422,246.55
  6. Step 6: Final answer
    x = 1,494,633,369.83

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Double scale
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1.5x scale

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.