Finding the Third Proportional to 79,211,521 and 121,172,163
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Solution
The third proportional to 79,211,521 and 121,172,163 is: 185,360,575.09
Step by Step Solution
- Step 1: Write the proportion equation
79,211,521 : 121,172,163 = 121,172,163 : x - Step 2: Convert to fraction form
79,211,521/121,172,163 = 121,172,163/x - Step 3: Cross multiply
79,211,521x = 121,172,163 × 121,172,163 - Step 4: Simplify right side
79,211,521x = 14,682,693,086,098,568 - Step 5: Solve for x
x = 14,682,693,086,098,568/79,211,521 - Step 6: Final answer
x = 185,360,575.09
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.