Home / 8,048,805,945.80-12,066,028,560.30-3,140,338,137.80

Finding the Fourth Proportional to 8,048,805,945.80, 12,066,028,560.30 and 3,140,338,137.80

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Solution

The fourth proportional to 8,048,805,945.80, 12,066,028,560.30 and 3,140,338,137.80 is: 4,707,705,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048,805,945.80 : 12,066,028,560.30 = 3,140,338,137.80 : x
  2. Step 2: Convert to fraction form
    8,048,805,945.80/12,066,028,560.30 = 3,140,338,137.80/x
  3. Step 3: Cross multiply
    8,048,805,945.80x = 12,066,028,560.30 × 3,140,338,137.80
  4. Step 4: Simplify right side
    8,048,805,945.80x = 37,891,409,659,694,120,960
  5. Step 5: Solve for x
    x = 37,891,409,659,694,120,960/8,048,805,945.80
  6. Step 6: Final answer
    x = 4,707,705,703.78

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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.