Finding the Fourth Proportional to 6,790,286,844.94, 9,370,596,296.63 and 3,779,474,933.36
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Solution
The fourth proportional to 6,790,286,844.94, 9,370,596,296.63 and 3,779,474,933.36 is: 5,215,675,658.85
Step by Step Solution
- Step 1: Write the proportion equation
6,790,286,844.94 : 9,370,596,296.63 = 3,779,474,933.36 : x - Step 2: Convert to fraction form
6,790,286,844.94/9,370,596,296.63 = 3,779,474,933.36/x - Step 3: Cross multiply
6,790,286,844.94x = 9,370,596,296.63 × 3,779,474,933.36 - Step 4: Simplify right side
6,790,286,844.94x = 35,415,933,813,782,007,808 - Step 5: Solve for x
x = 35,415,933,813,782,007,808/6,790,286,844.94 - Step 6: Final answer
x = 5,215,675,658.85
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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.