Home / 419,629,552.20-629,444,328.30-317,592,880.20

Finding the Fourth Proportional to 419,629,552.20, 629,444,328.30 and 317,592,880.20

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Solution

The fourth proportional to 419,629,552.20, 629,444,328.30 and 317,592,880.20 is: 476,389,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,629,552.20 : 629,444,328.30 = 317,592,880.20 : x
  2. Step 2: Convert to fraction form
    419,629,552.20/629,444,328.30 = 317,592,880.20/x
  3. Step 3: Cross multiply
    419,629,552.20x = 629,444,328.30 × 317,592,880.20
  4. Step 4: Simplify right side
    419,629,552.20x = 199,907,037,150,351,360
  5. Step 5: Solve for x
    x = 199,907,037,150,351,360/419,629,552.20
  6. Step 6: Final answer
    x = 476,389,320.30

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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.