Finding the Third Proportional to 8,378,278,638.75 and 18,227,532,930.75
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Solution
The third proportional to 8,378,278,638.75 and 18,227,532,930.75 is: 39,655,276,586.88
Step by Step Solution
- Step 1: Write the proportion equation
8,378,278,638.75 : 18,227,532,930.75 = 18,227,532,930.75 : x - Step 2: Convert to fraction form
8,378,278,638.75/18,227,532,930.75 = 18,227,532,930.75/x - Step 3: Cross multiply
8,378,278,638.75x = 18,227,532,930.75 × 18,227,532,930.75 - Step 4: Simplify right side
8,378,278,638.75x = 332,242,956,741,575,704,576 - Step 5: Solve for x
x = 332,242,956,741,575,704,576/8,378,278,638.75 - Step 6: Final answer
x = 39,655,276,586.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.