Finding the Fourth Proportional to 7,822,741,879.08, 11,739,343,513.98 and 3,341,883,676.98
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Solution
The fourth proportional to 7,822,741,879.08, 11,739,343,513.98 and 3,341,883,676.98 is: 5,015,060,074.11
Step by Step Solution
- Step 1: Write the proportion equation
7,822,741,879.08 : 11,739,343,513.98 = 3,341,883,676.98 : x - Step 2: Convert to fraction form
7,822,741,879.08/11,739,343,513.98 = 3,341,883,676.98/x - Step 3: Cross multiply
7,822,741,879.08x = 11,739,343,513.98 × 3,341,883,676.98 - Step 4: Simplify right side
7,822,741,879.08x = 39,231,520,467,830,792,192 - Step 5: Solve for x
x = 39,231,520,467,830,792,192/7,822,741,879.08 - Step 6: Final answer
x = 5,015,060,074.11
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1.5x scale
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.