Finding the Fourth Proportional to 6,915,289,222.22, 10,371,381,360.80 and 3,180,994,147.08
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Solution
The fourth proportional to 6,915,289,222.22, 10,371,381,360.80 and 3,180,994,147.08 is: 4,770,777,091.99
Step by Step Solution
- Step 1: Write the proportion equation
6,915,289,222.22 : 10,371,381,360.80 = 3,180,994,147.08 : x - Step 2: Convert to fraction form
6,915,289,222.22/10,371,381,360.80 = 3,180,994,147.08/x - Step 3: Cross multiply
6,915,289,222.22x = 10,371,381,360.80 × 3,180,994,147.08 - Step 4: Simplify right side
6,915,289,222.22x = 32,991,303,405,823,500,288 - Step 5: Solve for x
x = 32,991,303,405,823,500,288/6,915,289,222.22 - Step 6: Final answer
x = 4,770,777,091.99
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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.