Home / 13,106,914,052.54-18,092,460,160.85-8,591,084,121.38

Finding the Fourth Proportional to 13,106,914,052.54, 18,092,460,160.85 and 8,591,084,121.38

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Solution

The fourth proportional to 13,106,914,052.54, 18,092,460,160.85 and 8,591,084,121.38 is: 11,858,920,153.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,914,052.54 : 18,092,460,160.85 = 8,591,084,121.38 : x
  2. Step 2: Convert to fraction form
    13,106,914,052.54/18,092,460,160.85 = 8,591,084,121.38/x
  3. Step 3: Cross multiply
    13,106,914,052.54x = 18,092,460,160.85 × 8,591,084,121.38
  4. Step 4: Simplify right side
    13,106,914,052.54x = 155,433,847,204,445,257,728
  5. Step 5: Solve for x
    x = 155,433,847,204,445,257,728/13,106,914,052.54
  6. Step 6: Final answer
    x = 11,858,920,153.24

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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.