Finding the Third Proportional to 76,621,198 and 170,248,508
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Solution
The third proportional to 76,621,198 and 170,248,508 is: 378,283,754.79
Step by Step Solution
- Step 1: Write the proportion equation
76,621,198 : 170,248,508 = 170,248,508 : x - Step 2: Convert to fraction form
76,621,198/170,248,508 = 170,248,508/x - Step 3: Cross multiply
76,621,198x = 170,248,508 × 170,248,508 - Step 4: Simplify right side
76,621,198x = 28,984,554,476,226,064 - Step 5: Solve for x
x = 28,984,554,476,226,064/76,621,198 - Step 6: Final answer
x = 378,283,754.79
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These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.