Finding the Fourth Proportional to 4,946,508,748.70, 7,419,763,123.05 and 1,674,957,952.70
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Solution
The fourth proportional to 4,946,508,748.70, 7,419,763,123.05 and 1,674,957,952.70 is: 2,512,436,929.05
Step by Step Solution
- Step 1: Write the proportion equation
4,946,508,748.70 : 7,419,763,123.05 = 1,674,957,952.70 : x - Step 2: Convert to fraction form
4,946,508,748.70/7,419,763,123.05 = 1,674,957,952.70/x - Step 3: Cross multiply
4,946,508,748.70x = 7,419,763,123.05 × 1,674,957,952.70 - Step 4: Simplify right side
4,946,508,748.70x = 12,427,791,250,102,786,048 - Step 5: Solve for x
x = 12,427,791,250,102,786,048/4,946,508,748.70 - Step 6: Final answer
x = 2,512,436,929.05
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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.