Home / 8,372,212,512.93-12,560,769,352.74-2,699,686,949.31

Finding the Fourth Proportional to 8,372,212,512.93, 12,560,769,352.74 and 2,699,686,949.31

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Solution

The fourth proportional to 8,372,212,512.93, 12,560,769,352.74 and 2,699,686,949.31 is: 4,050,320,634.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,212,512.93 : 12,560,769,352.74 = 2,699,686,949.31 : x
  2. Step 2: Convert to fraction form
    8,372,212,512.93/12,560,769,352.74 = 2,699,686,949.31/x
  3. Step 3: Cross multiply
    8,372,212,512.93x = 12,560,769,352.74 × 2,699,686,949.31
  4. Step 4: Simplify right side
    8,372,212,512.93x = 33,910,145,094,885,191,680
  5. Step 5: Solve for x
    x = 33,910,145,094,885,191,680/8,372,212,512.93
  6. Step 6: Final answer
    x = 4,050,320,634.18

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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.