Home / 69,334,147.48-95,680,968.78-39,965,285.56

Finding the Fourth Proportional to 69,334,147.48, 95,680,968.78 and 39,965,285.56

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Solution

The fourth proportional to 69,334,147.48, 95,680,968.78 and 39,965,285.56 is: 55,152,004.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,334,147.48 : 95,680,968.78 = 39,965,285.56 : x
  2. Step 2: Convert to fraction form
    69,334,147.48/95,680,968.78 = 39,965,285.56/x
  3. Step 3: Cross multiply
    69,334,147.48x = 95,680,968.78 × 39,965,285.56
  4. Step 4: Simplify right side
    69,334,147.48x = 3,823,917,239,950,145
  5. Step 5: Solve for x
    x = 3,823,917,239,950,145/69,334,147.48
  6. Step 6: Final answer
    x = 55,152,004.88

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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.