Home / 317,861,900.70-476,792,851.05-231,768,458.70

Finding the Fourth Proportional to 317,861,900.70, 476,792,851.05 and 231,768,458.70

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Solution

The fourth proportional to 317,861,900.70, 476,792,851.05 and 231,768,458.70 is: 347,652,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,861,900.70 : 476,792,851.05 = 231,768,458.70 : x
  2. Step 2: Convert to fraction form
    317,861,900.70/476,792,851.05 = 231,768,458.70/x
  3. Step 3: Cross multiply
    317,861,900.70x = 476,792,851.05 × 231,768,458.70
  4. Step 4: Simplify right side
    317,861,900.70x = 110,505,544,207,037,168
  5. Step 5: Solve for x
    x = 110,505,544,207,037,168/317,861,900.70
  6. Step 6: Final answer
    x = 347,652,688.05

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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.