Finding the Fourth Proportional to 7,920,596,883,247.60, 11,880,895,324,871 and 5,510,531,505,276.40
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Solution
The fourth proportional to 7,920,596,883,247.60, 11,880,895,324,871 and 5,510,531,505,276.40 is: 8,265,797,257,914.32
Step by Step Solution
- Step 1: Write the proportion equation
7,920,596,883,247.60 : 11,880,895,324,871 = 5,510,531,505,276.40 : x - Step 2: Convert to fraction form
7,920,596,883,247.60/11,880,895,324,871 = 5,510,531,505,276.40/x - Step 3: Cross multiply
7,920,596,883,247.60x = 11,880,895,324,871 × 5,510,531,505,276.40 - Step 4: Simplify right side
7,920,596,883,247.60x = 65,470,047,998,592,736,827,539,456 - Step 5: Solve for x
x = 65,470,047,998,592,736,827,539,456/7,920,596,883,247.60 - Step 6: Final answer
x = 8,265,797,257,914.32
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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.