Home / 67,372,616.60-100,869,968.10-65,483,048.60

Finding the Fourth Proportional to 67,372,616.60, 100,869,968.10 and 65,483,048.60

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Solution

The fourth proportional to 67,372,616.60, 100,869,968.10 and 65,483,048.60 is: 98,040,915.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,372,616.60 : 100,869,968.10 = 65,483,048.60 : x
  2. Step 2: Convert to fraction form
    67,372,616.60/100,869,968.10 = 65,483,048.60/x
  3. Step 3: Cross multiply
    67,372,616.60x = 100,869,968.10 × 65,483,048.60
  4. Step 4: Simplify right side
    67,372,616.60x = 6,605,273,023,372,749
  5. Step 5: Solve for x
    x = 6,605,273,023,372,749/67,372,616.60
  6. Step 6: Final answer
    x = 98,040,915.68

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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.