Finding the Fourth Proportional to 1,197,536,573.40, 1,796,304,860.10 and 737,993,635.80
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Solution
The fourth proportional to 1,197,536,573.40, 1,796,304,860.10 and 737,993,635.80 is: 1,106,990,453.70
Step by Step Solution
- Step 1: Write the proportion equation
1,197,536,573.40 : 1,796,304,860.10 = 737,993,635.80 : x - Step 2: Convert to fraction form
1,197,536,573.40/1,796,304,860.10 = 737,993,635.80/x - Step 3: Cross multiply
1,197,536,573.40x = 1,796,304,860.10 × 737,993,635.80 - Step 4: Simplify right side
1,197,536,573.40x = 1,325,661,554,710,409,216 - Step 5: Solve for x
x = 1,325,661,554,710,409,216/1,197,536,573.40 - Step 6: Final answer
x = 1,106,990,453.70
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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.