Finding the Fourth Proportional to 481,491,080.19, 664,661,113.16 and 325,070,075.07
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Solution
The fourth proportional to 481,491,080.19, 664,661,113.16 and 325,070,075.07 is: 448,734,040.65
Step by Step Solution
- Step 1: Write the proportion equation
481,491,080.19 : 664,661,113.16 = 325,070,075.07 : x - Step 2: Convert to fraction form
481,491,080.19/664,661,113.16 = 325,070,075.07/x - Step 3: Cross multiply
481,491,080.19x = 664,661,113.16 × 325,070,075.07 - Step 4: Simplify right side
481,491,080.19x = 216,061,437,949,405,600 - Step 5: Solve for x
x = 216,061,437,949,405,600/481,491,080.19 - Step 6: Final answer
x = 448,734,040.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.