Finding the Fourth Proportional to 5,420,306,388.30, 8,130,848,197.77 and 2,269,350,184.02
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Solution
The fourth proportional to 5,420,306,388.30, 8,130,848,197.77 and 2,269,350,184.02 is: 3,404,187,979.79
Step by Step Solution
- Step 1: Write the proportion equation
5,420,306,388.30 : 8,130,848,197.77 = 2,269,350,184.02 : x - Step 2: Convert to fraction form
5,420,306,388.30/8,130,848,197.77 = 2,269,350,184.02/x - Step 3: Cross multiply
5,420,306,388.30x = 8,130,848,197.77 × 2,269,350,184.02 - Step 4: Simplify right side
5,420,306,388.30x = 18,451,741,853,848,035,328 - Step 5: Solve for x
x = 18,451,741,853,848,035,328/5,420,306,388.30 - Step 6: Final answer
x = 3,404,187,979.79
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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.