Home / 512,351,993,210.14-768,373,260,768.08-154,108,866,653.70

Finding the Fourth Proportional to 512,351,993,210.14, 768,373,260,768.08 and 154,108,866,653.70

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Solution

The fourth proportional to 512,351,993,210.14, 768,373,260,768.08 and 154,108,866,653.70 is: 231,116,759,480.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,351,993,210.14 : 768,373,260,768.08 = 154,108,866,653.70 : x
  2. Step 2: Convert to fraction form
    512,351,993,210.14/768,373,260,768.08 = 154,108,866,653.70/x
  3. Step 3: Cross multiply
    512,351,993,210.14x = 768,373,260,768.08 × 154,108,866,653.70
  4. Step 4: Simplify right side
    512,351,993,210.14x = 118,413,132,383,976,696,053,760
  5. Step 5: Solve for x
    x = 118,413,132,383,976,696,053,760/512,351,993,210.14
  6. Step 6: Final answer
    x = 231,116,759,480.25

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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.