Home / 218,313,467.10-327,470,200.66-103,522,211.10

Finding the Fourth Proportional to 218,313,467.10, 327,470,200.66 and 103,522,211.10

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Solution

The fourth proportional to 218,313,467.10, 327,470,200.66 and 103,522,211.10 is: 155,283,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,313,467.10 : 327,470,200.66 = 103,522,211.10 : x
  2. Step 2: Convert to fraction form
    218,313,467.10/327,470,200.66 = 103,522,211.10/x
  3. Step 3: Cross multiply
    218,313,467.10x = 327,470,200.66 × 103,522,211.10
  4. Step 4: Simplify right side
    218,313,467.10x = 33,900,439,241,683,880
  5. Step 5: Solve for x
    x = 33,900,439,241,683,880/218,313,467.10
  6. Step 6: Final answer
    x = 155,283,316.65

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1.5x scale

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.