Finding the Fourth Proportional to 4,968,285,321.64, 7,451,638,213.02 and 1,651,824,043.24
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Solution
The fourth proportional to 4,968,285,321.64, 7,451,638,213.02 and 1,651,824,043.24 is: 2,477,473,487.32
Step by Step Solution
- Step 1: Write the proportion equation
4,968,285,321.64 : 7,451,638,213.02 = 1,651,824,043.24 : x - Step 2: Convert to fraction form
4,968,285,321.64/7,451,638,213.02 = 1,651,824,043.24/x - Step 3: Cross multiply
4,968,285,321.64x = 7,451,638,213.02 × 1,651,824,043.24 - Step 4: Simplify right side
4,968,285,321.64x = 12,308,795,161,792,385,024 - Step 5: Solve for x
x = 12,308,795,161,792,385,024/4,968,285,321.64 - Step 6: Final answer
x = 2,477,473,487.32
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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.