Home / 64,086,133.20-96,131,824.20-18,647,927.70

Finding the Fourth Proportional to 64,086,133.20, 96,131,824.20 and 18,647,927.70

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Solution

The fourth proportional to 64,086,133.20, 96,131,824.20 and 18,647,927.70 is: 27,972,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,086,133.20 : 96,131,824.20 = 18,647,927.70 : x
  2. Step 2: Convert to fraction form
    64,086,133.20/96,131,824.20 = 18,647,927.70/x
  3. Step 3: Cross multiply
    64,086,133.20x = 96,131,824.20 × 18,647,927.70
  4. Step 4: Simplify right side
    64,086,133.20x = 1,792,659,307,350,710.25
  5. Step 5: Solve for x
    x = 1,792,659,307,350,710.25/64,086,133.20
  6. Step 6: Final answer
    x = 27,972,655.20

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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.