Home / 20,951,132,869,608-28,912,255,662,096-11,702,252,145,055

Finding the Fourth Proportional to 20,951,132,869,608, 28,912,255,662,096 and 11,702,252,145,055

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Solution

The fourth proportional to 20,951,132,869,608, 28,912,255,662,096 and 11,702,252,145,055 is: 16,148,936,095,524.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,951,132,869,608 : 28,912,255,662,096 = 11,702,252,145,055 : x
  2. Step 2: Convert to fraction form
    20,951,132,869,608/28,912,255,662,096 = 11,702,252,145,055/x
  3. Step 3: Cross multiply
    20,951,132,869,608x = 28,912,255,662,096 × 11,702,252,145,055
  4. Step 4: Simplify right side
    20,951,132,869,608x = 338,338,505,840,141,491,777,830,912
  5. Step 5: Solve for x
    x = 338,338,505,840,141,491,777,830,912/20,951,132,869,608
  6. Step 6: Final answer
    x = 16,148,936,095,524.46

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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.