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Finding the Fourth Proportional to 250,938,863,996.80, 352,196,006,441.60 and 250,938,863,996.80

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Solution

The fourth proportional to 250,938,863,996.80, 352,196,006,441.60 and 250,938,863,996.80 is: 352,196,006,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,938,863,996.80 : 352,196,006,441.60 = 250,938,863,996.80 : x
  2. Step 2: Convert to fraction form
    250,938,863,996.80/352,196,006,441.60 = 250,938,863,996.80/x
  3. Step 3: Cross multiply
    250,938,863,996.80x = 352,196,006,441.60 × 250,938,863,996.80
  4. Step 4: Simplify right side
    250,938,863,996.80x = 88,379,665,760,664,751,702,016
  5. Step 5: Solve for x
    x = 88,379,665,760,664,751,702,016/250,938,863,996.80
  6. Step 6: Final answer
    x = 352,196,006,441.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.