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Finding the Third Proportional to 4,558,822,890 and 6,811,398,115.50

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Solution

The third proportional to 4,558,822,890 and 6,811,398,115.50 is: 10,177,000,819.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558,822,890 : 6,811,398,115.50 = 6,811,398,115.50 : x
  2. Step 2: Convert to fraction form
    4,558,822,890/6,811,398,115.50 = 6,811,398,115.50/x
  3. Step 3: Cross multiply
    4,558,822,890x = 6,811,398,115.50 × 6,811,398,115.50
  4. Step 4: Simplify right side
    4,558,822,890x = 46,395,144,287,836,954,624
  5. Step 5: Solve for x
    x = 46,395,144,287,836,954,624/4,558,822,890
  6. Step 6: Final answer
    x = 10,177,000,819.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.