Finding the Third Proportional to 7,167,574,512 and 9,965,939,439
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Solution
The third proportional to 7,167,574,512 and 9,965,939,439 is: 13,856,842,190.55
Step by Step Solution
- Step 1: Write the proportion equation
7,167,574,512 : 9,965,939,439 = 9,965,939,439 : x - Step 2: Convert to fraction form
7,167,574,512/9,965,939,439 = 9,965,939,439/x - Step 3: Cross multiply
7,167,574,512x = 9,965,939,439 × 9,965,939,439 - Step 4: Simplify right side
7,167,574,512x = 99,319,948,901,815,631,872 - Step 5: Solve for x
x = 99,319,948,901,815,631,872/7,167,574,512 - Step 6: Final answer
x = 13,856,842,190.55
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.