Finding the Fourth Proportional to 7,920,596,883,199.60, 11,880,895,324,799 and 5,510,531,505,228.40
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Solution
The fourth proportional to 7,920,596,883,199.60, 11,880,895,324,799 and 5,510,531,505,228.40 is: 8,265,797,257,842.32
Step by Step Solution
- Step 1: Write the proportion equation
7,920,596,883,199.60 : 11,880,895,324,799 = 5,510,531,505,228.40 : x - Step 2: Convert to fraction form
7,920,596,883,199.60/11,880,895,324,799 = 5,510,531,505,228.40/x - Step 3: Cross multiply
7,920,596,883,199.60x = 11,880,895,324,799 × 5,510,531,505,228.40 - Step 4: Simplify right side
7,920,596,883,199.60x = 65,470,047,997,625,699,171,041,280 - Step 5: Solve for x
x = 65,470,047,997,625,699,171,041,280/7,920,596,883,199.60 - Step 6: Final answer
x = 8,265,797,257,842.32
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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.