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Finding the Third Proportional to 20,177,571,209 and 43,349,558,898

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Solution

The third proportional to 20,177,571,209 and 43,349,558,898 is: 93,132,331,794.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,571,209 : 43,349,558,898 = 43,349,558,898 : x
  2. Step 2: Convert to fraction form
    20,177,571,209/43,349,558,898 = 43,349,558,898/x
  3. Step 3: Cross multiply
    20,177,571,209x = 43,349,558,898 × 43,349,558,898
  4. Step 4: Simplify right side
    20,177,571,209x = 1,879,184,256,651,170,938,880
  5. Step 5: Solve for x
    x = 1,879,184,256,651,170,938,880/20,177,571,209
  6. Step 6: Final answer
    x = 93,132,331,794.87

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.