Finding the Fourth Proportional to 1,344,351,022.80, 2,016,526,534.20 and 905,274,468.60
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Solution
The fourth proportional to 1,344,351,022.80, 2,016,526,534.20 and 905,274,468.60 is: 1,357,911,702.90
Step by Step Solution
- Step 1: Write the proportion equation
1,344,351,022.80 : 2,016,526,534.20 = 905,274,468.60 : x - Step 2: Convert to fraction form
1,344,351,022.80/2,016,526,534.20 = 905,274,468.60/x - Step 3: Cross multiply
1,344,351,022.80x = 2,016,526,534.20 × 905,274,468.60 - Step 4: Simplify right side
1,344,351,022.80x = 1,825,509,986,665,704,704 - Step 5: Solve for x
x = 1,825,509,986,665,704,704/1,344,351,022.80 - Step 6: Final answer
x = 1,357,911,702.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.