Home / 207,360,068.60-311,040,102.90-195,416,132.60

Finding the Fourth Proportional to 207,360,068.60, 311,040,102.90 and 195,416,132.60

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Solution

The fourth proportional to 207,360,068.60, 311,040,102.90 and 195,416,132.60 is: 293,124,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,360,068.60 : 311,040,102.90 = 195,416,132.60 : x
  2. Step 2: Convert to fraction form
    207,360,068.60/311,040,102.90 = 195,416,132.60/x
  3. Step 3: Cross multiply
    207,360,068.60x = 311,040,102.90 × 195,416,132.60
  4. Step 4: Simplify right side
    207,360,068.60x = 60,782,253,992,224,040
  5. Step 5: Solve for x
    x = 60,782,253,992,224,040/207,360,068.60
  6. Step 6: Final answer
    x = 293,124,198.90

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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.