Home / 74,321,161.56-111,420,366.40-32,792,472.49

Finding the Fourth Proportional to 74,321,161.56, 111,420,366.40 and 32,792,472.49

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Solution

The fourth proportional to 74,321,161.56, 111,420,366.40 and 32,792,472.49 is: 49,161,628.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,321,161.56 : 111,420,366.40 = 32,792,472.49 : x
  2. Step 2: Convert to fraction form
    74,321,161.56/111,420,366.40 = 32,792,472.49/x
  3. Step 3: Cross multiply
    74,321,161.56x = 111,420,366.40 × 32,792,472.49
  4. Step 4: Simplify right side
    74,321,161.56x = 3,653,749,299,997,720.50
  5. Step 5: Solve for x
    x = 3,653,749,299,997,720.50/74,321,161.56
  6. Step 6: Final answer
    x = 49,161,628.04

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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.