Finding the Fourth Proportional to 4,188,167,578.44, 6,282,197,556.28 and 1,391,422,115.08
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Solution
The fourth proportional to 4,188,167,578.44, 6,282,197,556.28 and 1,391,422,115.08 is: 2,087,115,295.03
Step by Step Solution
- Step 1: Write the proportion equation
4,188,167,578.44 : 6,282,197,556.28 = 1,391,422,115.08 : x - Step 2: Convert to fraction form
4,188,167,578.44/6,282,197,556.28 = 1,391,422,115.08/x - Step 3: Cross multiply
4,188,167,578.44x = 6,282,197,556.28 × 1,391,422,115.08 - Step 4: Simplify right side
4,188,167,578.44x = 8,741,188,611,109,524,480 - Step 5: Solve for x
x = 8,741,188,611,109,524,480/4,188,167,578.44 - Step 6: Final answer
x = 2,087,115,295.03
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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.