Finding the Fourth Proportional to 4,512,123,085,979.70, 6,768,574,503,879 and 1,244,814,073,170.10
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Solution
The fourth proportional to 4,512,123,085,979.70, 6,768,574,503,879 and 1,244,814,073,170.10 is: 1,867,328,669,270.88
Step by Step Solution
- Step 1: Write the proportion equation
4,512,123,085,979.70 : 6,768,574,503,879 = 1,244,814,073,170.10 : x - Step 2: Convert to fraction form
4,512,123,085,979.70/6,768,574,503,879 = 1,244,814,073,170.10/x - Step 3: Cross multiply
4,512,123,085,979.70x = 6,768,574,503,879 × 1,244,814,073,170.10 - Step 4: Simplify right side
4,512,123,085,979.70x = 8,425,616,797,728,907,921,981,440 - Step 5: Solve for x
x = 8,425,616,797,728,907,921,981,440/4,512,123,085,979.70 - Step 6: Final answer
x = 1,867,328,669,270.88
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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.