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Finding the Fourth Proportional to 13,944,464,266.53, 20,916,696,399.79 and 13,944,464,266.53

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Solution

The fourth proportional to 13,944,464,266.53, 20,916,696,399.79 and 13,944,464,266.53 is: 20,916,696,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944,464,266.53 : 20,916,696,399.79 = 13,944,464,266.53 : x
  2. Step 2: Convert to fraction form
    13,944,464,266.53/20,916,696,399.79 = 13,944,464,266.53/x
  3. Step 3: Cross multiply
    13,944,464,266.53x = 20,916,696,399.79 × 13,944,464,266.53
  4. Step 4: Simplify right side
    13,944,464,266.53x = 291,672,125,520,623,763,456
  5. Step 5: Solve for x
    x = 291,672,125,520,623,763,456/13,944,464,266.53
  6. Step 6: Final answer
    x = 20,916,696,399.79

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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.