Finding the Fourth Proportional to 6,790,286,847.11, 9,370,596,299.62 and 3,779,474,935.52
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Solution
The fourth proportional to 6,790,286,847.11, 9,370,596,299.62 and 3,779,474,935.52 is: 5,215,675,661.83
Step by Step Solution
- Step 1: Write the proportion equation
6,790,286,847.11 : 9,370,596,299.62 = 3,779,474,935.52 : x - Step 2: Convert to fraction form
6,790,286,847.11/9,370,596,299.62 = 3,779,474,935.52/x - Step 3: Cross multiply
6,790,286,847.11x = 9,370,596,299.62 × 3,779,474,935.52 - Step 4: Simplify right side
6,790,286,847.11x = 35,415,933,845,304,229,888 - Step 5: Solve for x
x = 35,415,933,845,304,229,888/6,790,286,847.11 - Step 6: Final answer
x = 5,215,675,661.83
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1.5x scale
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.