Home / 65,483,754.62-90,344,759.33-41,975,253.54

Finding the Fourth Proportional to 65,483,754.62, 90,344,759.33 and 41,975,253.54

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Solution

The fourth proportional to 65,483,754.62, 90,344,759.33 and 41,975,253.54 is: 57,911,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,483,754.62 : 90,344,759.33 = 41,975,253.54 : x
  2. Step 2: Convert to fraction form
    65,483,754.62/90,344,759.33 = 41,975,253.54/x
  3. Step 3: Cross multiply
    65,483,754.62x = 90,344,759.33 × 41,975,253.54
  4. Step 4: Simplify right side
    65,483,754.62x = 3,792,244,178,991,968.50
  5. Step 5: Solve for x
    x = 3,792,244,178,991,968.50/65,483,754.62
  6. Step 6: Final answer
    x = 57,911,220.90

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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.