Home / 20,951,132,869,718-28,912,255,662,248-11,702,252,145,166

Finding the Fourth Proportional to 20,951,132,869,718, 28,912,255,662,248 and 11,702,252,145,166

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Solution

The fourth proportional to 20,951,132,869,718, 28,912,255,662,248 and 11,702,252,145,166 is: 16,148,936,095,677.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,951,132,869,718 : 28,912,255,662,248 = 11,702,252,145,166 : x
  2. Step 2: Convert to fraction form
    20,951,132,869,718/28,912,255,662,248 = 11,702,252,145,166/x
  3. Step 3: Cross multiply
    20,951,132,869,718x = 28,912,255,662,248 × 11,702,252,145,166
  4. Step 4: Simplify right side
    20,951,132,869,718x = 338,338,505,845,129,494,996,713,472
  5. Step 5: Solve for x
    x = 338,338,505,845,129,494,996,713,472/20,951,132,869,718
  6. Step 6: Final answer
    x = 16,148,936,095,677.75

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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.