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Finding the Fourth Proportional to 2,688,313,246.65, 4,032,469,869.98 and 2,688,313,246.65

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Solution

The fourth proportional to 2,688,313,246.65, 4,032,469,869.98 and 2,688,313,246.65 is: 4,032,469,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,313,246.65 : 4,032,469,869.98 = 2,688,313,246.65 : x
  2. Step 2: Convert to fraction form
    2,688,313,246.65/4,032,469,869.98 = 2,688,313,246.65/x
  3. Step 3: Cross multiply
    2,688,313,246.65x = 4,032,469,869.98 × 2,688,313,246.65
  4. Step 4: Simplify right side
    2,688,313,246.65x = 10,840,542,168,170,795,008
  5. Step 5: Solve for x
    x = 10,840,542,168,170,795,008/2,688,313,246.65
  6. Step 6: Final answer
    x = 4,032,469,869.98

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Double scale
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Similar ratio
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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.