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Finding the Third Proportional to 3,230,621,212.50 and 7,027,276,905

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Solution

The third proportional to 3,230,621,212.50 and 7,027,276,905 is: 15,285,797,204.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,621,212.50 : 7,027,276,905 = 7,027,276,905 : x
  2. Step 2: Convert to fraction form
    3,230,621,212.50/7,027,276,905 = 7,027,276,905/x
  3. Step 3: Cross multiply
    3,230,621,212.50x = 7,027,276,905 × 7,027,276,905
  4. Step 4: Simplify right side
    3,230,621,212.50x = 49,382,620,699,546,378,240
  5. Step 5: Solve for x
    x = 49,382,620,699,546,378,240/3,230,621,212.50
  6. Step 6: Final answer
    x = 15,285,797,204.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.