Finding the Fourth Proportional to 46,217,805,565.20, 69,278,322,296.79 and 19,341,771,850.80
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Solution
The fourth proportional to 46,217,805,565.20, 69,278,322,296.79 and 19,341,771,850.80 is: 28,992,408,611.45
Step by Step Solution
- Step 1: Write the proportion equation
46,217,805,565.20 : 69,278,322,296.79 = 19,341,771,850.80 : x - Step 2: Convert to fraction form
46,217,805,565.20/69,278,322,296.79 = 19,341,771,850.80/x - Step 3: Cross multiply
46,217,805,565.20x = 69,278,322,296.79 × 19,341,771,850.80 - Step 4: Simplify right side
46,217,805,565.20x = 1,339,965,504,070,702,596,096 - Step 5: Solve for x
x = 1,339,965,504,070,702,596,096/46,217,805,565.20 - Step 6: Final answer
x = 28,992,408,611.45
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1.5x scale
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.