Home / 20,951,132,869,717-28,912,255,662,247-11,702,252,145,164

Finding the Fourth Proportional to 20,951,132,869,717, 28,912,255,662,247 and 11,702,252,145,164

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Solution

The fourth proportional to 20,951,132,869,717, 28,912,255,662,247 and 11,702,252,145,164 is: 16,148,936,095,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,951,132,869,717 : 28,912,255,662,247 = 11,702,252,145,164 : x
  2. Step 2: Convert to fraction form
    20,951,132,869,717/28,912,255,662,247 = 11,702,252,145,164/x
  3. Step 3: Cross multiply
    20,951,132,869,717x = 28,912,255,662,247 × 11,702,252,145,164
  4. Step 4: Simplify right side
    20,951,132,869,717x = 338,338,505,845,059,950,886,256,640
  5. Step 5: Solve for x
    x = 338,338,505,845,059,950,886,256,640/20,951,132,869,717
  6. Step 6: Final answer
    x = 16,148,936,095,675.20

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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.