Home / 416,419,172.70-574,658,464.50-230,792,145.80

Finding the Fourth Proportional to 416,419,172.70, 574,658,464.50 and 230,792,145.80

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Solution

The fourth proportional to 416,419,172.70, 574,658,464.50 and 230,792,145.80 is: 318,493,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,419,172.70 : 574,658,464.50 = 230,792,145.80 : x
  2. Step 2: Convert to fraction form
    416,419,172.70/574,658,464.50 = 230,792,145.80/x
  3. Step 3: Cross multiply
    416,419,172.70x = 574,658,464.50 × 230,792,145.80
  4. Step 4: Simplify right side
    416,419,172.70x = 132,626,660,124,088,128
  5. Step 5: Solve for x
    x = 132,626,660,124,088,128/416,419,172.70
  6. Step 6: Final answer
    x = 318,493,164.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.