Home / 259,780,632,040.70-389,670,948,061.05-259,780,632,040.70

Finding the Fourth Proportional to 259,780,632,040.70, 389,670,948,061.05 and 259,780,632,040.70

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Solution

The fourth proportional to 259,780,632,040.70, 389,670,948,061.05 and 259,780,632,040.70 is: 389,670,948,061.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,780,632,040.70 : 389,670,948,061.05 = 259,780,632,040.70 : x
  2. Step 2: Convert to fraction form
    259,780,632,040.70/389,670,948,061.05 = 259,780,632,040.70/x
  3. Step 3: Cross multiply
    259,780,632,040.70x = 389,670,948,061.05 × 259,780,632,040.70
  4. Step 4: Simplify right side
    259,780,632,040.70x = 101,228,965,175,198,352,408,576
  5. Step 5: Solve for x
    x = 101,228,965,175,198,352,408,576/259,780,632,040.70
  6. Step 6: Final answer
    x = 389,670,948,061.05

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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.