Home / 20,612,790,497.55-30,861,580,501.65-11,135,480,905.83

Finding the Fourth Proportional to 20,612,790,497.55, 30,861,580,501.65 and 11,135,480,905.83

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Solution

The fourth proportional to 20,612,790,497.55, 30,861,580,501.65 and 11,135,480,905.83 is: 16,672,101,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,612,790,497.55 : 30,861,580,501.65 = 11,135,480,905.83 : x
  2. Step 2: Convert to fraction form
    20,612,790,497.55/30,861,580,501.65 = 11,135,480,905.83/x
  3. Step 3: Cross multiply
    20,612,790,497.55x = 30,861,580,501.65 × 11,135,480,905.83
  4. Step 4: Simplify right side
    20,612,790,497.55x = 343,658,540,399,872,704,512
  5. Step 5: Solve for x
    x = 343,658,540,399,872,704,512/20,612,790,497.55
  6. Step 6: Final answer
    x = 16,672,101,743.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.