Home / 13,436,320,164.18-18,542,567,168.97-7,333,006,906.72

Finding the Fourth Proportional to 13,436,320,164.18, 18,542,567,168.97 and 7,333,006,906.72

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Solution

The fourth proportional to 13,436,320,164.18, 18,542,567,168.97 and 7,333,006,906.72 is: 10,119,792,581.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436,320,164.18 : 18,542,567,168.97 = 7,333,006,906.72 : x
  2. Step 2: Convert to fraction form
    13,436,320,164.18/18,542,567,168.97 = 7,333,006,906.72/x
  3. Step 3: Cross multiply
    13,436,320,164.18x = 18,542,567,168.97 × 7,333,006,906.72
  4. Step 4: Simplify right side
    13,436,320,164.18x = 135,972,773,118,376,542,208
  5. Step 5: Solve for x
    x = 135,972,773,118,376,542,208/13,436,320,164.18
  6. Step 6: Final answer
    x = 10,119,792,581.37

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.