Finding the Third Proportional to 71,560,021 and 157,178,213
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Solution
The third proportional to 71,560,021 and 157,178,213 is: 345,234,535.94
Step by Step Solution
- Step 1: Write the proportion equation
71,560,021 : 157,178,213 = 157,178,213 : x - Step 2: Convert to fraction form
71,560,021/157,178,213 = 157,178,213/x - Step 3: Cross multiply
71,560,021x = 157,178,213 × 157,178,213 - Step 4: Simplify right side
71,560,021x = 24,704,990,641,873,368 - Step 5: Solve for x
x = 24,704,990,641,873,368/71,560,021 - Step 6: Final answer
x = 345,234,535.94
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.