Home / 67,372,617.10-100,869,968.85-65,483,049.10

Finding the Fourth Proportional to 67,372,617.10, 100,869,968.85 and 65,483,049.10

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Solution

The fourth proportional to 67,372,617.10, 100,869,968.85 and 65,483,049.10 is: 98,040,916.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,372,617.10 : 100,869,968.85 = 65,483,049.10 : x
  2. Step 2: Convert to fraction form
    67,372,617.10/100,869,968.85 = 65,483,049.10/x
  3. Step 3: Cross multiply
    67,372,617.10x = 100,869,968.85 × 65,483,049.10
  4. Step 4: Simplify right side
    67,372,617.10x = 6,605,273,122,920,020
  5. Step 5: Solve for x
    x = 6,605,273,122,920,020/67,372,617.10
  6. Step 6: Final answer
    x = 98,040,916.43

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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.