Home / 70,269,786.82-96,950,200.89-39,325,039.30

Finding the Fourth Proportional to 70,269,786.82, 96,950,200.89 and 39,325,039.30

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Solution

The fourth proportional to 70,269,786.82, 96,950,200.89 and 39,325,039.30 is: 54,256,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,269,786.82 : 96,950,200.89 = 39,325,039.30 : x
  2. Step 2: Convert to fraction form
    70,269,786.82/96,950,200.89 = 39,325,039.30/x
  3. Step 3: Cross multiply
    70,269,786.82x = 96,950,200.89 × 39,325,039.30
  4. Step 4: Simplify right side
    70,269,786.82x = 3,812,570,460,142,144.50
  5. Step 5: Solve for x
    x = 3,812,570,460,142,144.50/70,269,786.82
  6. Step 6: Final answer
    x = 54,256,183.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.