Home / 85,469,233.90-128,203,850.85-24,886,936.30

Finding the Fourth Proportional to 85,469,233.90, 128,203,850.85 and 24,886,936.30

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Solution

The fourth proportional to 85,469,233.90, 128,203,850.85 and 24,886,936.30 is: 37,330,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,469,233.90 : 128,203,850.85 = 24,886,936.30 : x
  2. Step 2: Convert to fraction form
    85,469,233.90/128,203,850.85 = 24,886,936.30/x
  3. Step 3: Cross multiply
    85,469,233.90x = 128,203,850.85 × 24,886,936.30
  4. Step 4: Simplify right side
    85,469,233.90x = 3,190,601,069,518,651
  5. Step 5: Solve for x
    x = 3,190,601,069,518,651/85,469,233.90
  6. Step 6: Final answer
    x = 37,330,404.45

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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.