Finding the Fourth Proportional to 3,389,052,049.20, 5,083,578,073.80 and 1,207,230,865.20
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Solution
The fourth proportional to 3,389,052,049.20, 5,083,578,073.80 and 1,207,230,865.20 is: 1,810,846,297.80
Step by Step Solution
- Step 1: Write the proportion equation
3,389,052,049.20 : 5,083,578,073.80 = 1,207,230,865.20 : x - Step 2: Convert to fraction form
3,389,052,049.20/5,083,578,073.80 = 1,207,230,865.20/x - Step 3: Cross multiply
3,389,052,049.20x = 5,083,578,073.80 × 1,207,230,865.20 - Step 4: Simplify right side
3,389,052,049.20x = 6,137,052,356,345,323,520 - Step 5: Solve for x
x = 6,137,052,356,345,323,520/3,389,052,049.20 - Step 6: Final answer
x = 1,810,846,297.80
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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.