Home / 20,801,614,877,834-28,706,295,608,426-11,552,599,178,270

Finding the Fourth Proportional to 20,801,614,877,834, 28,706,295,608,426 and 11,552,599,178,270

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Solution

The fourth proportional to 20,801,614,877,834, 28,706,295,608,426 and 11,552,599,178,270 is: 15,942,624,118,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,801,614,877,834 : 28,706,295,608,426 = 11,552,599,178,270 : x
  2. Step 2: Convert to fraction form
    20,801,614,877,834/28,706,295,608,426 = 11,552,599,178,270/x
  3. Step 3: Cross multiply
    20,801,614,877,834x = 28,706,295,608,426 × 11,552,599,178,270
  4. Step 4: Simplify right side
    20,801,614,877,834x = 331,632,327,057,077,883,746,910,208
  5. Step 5: Solve for x
    x = 331,632,327,057,077,883,746,910,208/20,801,614,877,834
  6. Step 6: Final answer
    x = 15,942,624,118,594.85

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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.