Home / 613,347,900,467.56-920,040,593,680.70-210,425,718,884.36

Finding the Fourth Proportional to 613,347,900,467.56, 920,040,593,680.70 and 210,425,718,884.36

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Solution

The fourth proportional to 613,347,900,467.56, 920,040,593,680.70 and 210,425,718,884.36 is: 315,645,008,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,347,900,467.56 : 920,040,593,680.70 = 210,425,718,884.36 : x
  2. Step 2: Convert to fraction form
    613,347,900,467.56/920,040,593,680.70 = 210,425,718,884.36/x
  3. Step 3: Cross multiply
    613,347,900,467.56x = 920,040,593,680.70 × 210,425,718,884.36
  4. Step 4: Simplify right side
    613,347,900,467.56x = 193,600,203,328,054,628,450,304
  5. Step 5: Solve for x
    x = 193,600,203,328,054,628,450,304/613,347,900,467.56
  6. Step 6: Final answer
    x = 315,645,008,616.60

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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.