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Finding the Fourth Proportional to 17,469,355,207.80, 26,204,032,811.78 and 17,469,355,207.80

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Solution

The fourth proportional to 17,469,355,207.80, 26,204,032,811.78 and 17,469,355,207.80 is: 26,204,032,811.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,469,355,207.80 : 26,204,032,811.78 = 17,469,355,207.80 : x
  2. Step 2: Convert to fraction form
    17,469,355,207.80/26,204,032,811.78 = 17,469,355,207.80/x
  3. Step 3: Cross multiply
    17,469,355,207.80x = 26,204,032,811.78 × 17,469,355,207.80
  4. Step 4: Simplify right side
    17,469,355,207.80x = 457,767,557,065,830,957,056
  5. Step 5: Solve for x
    x = 457,767,557,065,830,957,056/17,469,355,207.80
  6. Step 6: Final answer
    x = 26,204,032,811.78

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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.