Home / 20,801,614,877,819-28,706,295,608,405-11,552,599,178,256

Finding the Fourth Proportional to 20,801,614,877,819, 28,706,295,608,405 and 11,552,599,178,256

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Solution

The fourth proportional to 20,801,614,877,819, 28,706,295,608,405 and 11,552,599,178,256 is: 15,942,624,118,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,801,614,877,819 : 28,706,295,608,405 = 11,552,599,178,256 : x
  2. Step 2: Convert to fraction form
    20,801,614,877,819/28,706,295,608,405 = 11,552,599,178,256/x
  3. Step 3: Cross multiply
    20,801,614,877,819x = 28,706,295,608,405 × 11,552,599,178,256
  4. Step 4: Simplify right side
    20,801,614,877,819x = 331,632,327,056,433,432,494,080,000
  5. Step 5: Solve for x
    x = 331,632,327,056,433,432,494,080,000/20,801,614,877,819
  6. Step 6: Final answer
    x = 15,942,624,118,575.37

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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.