Finding the Third Proportional to 76,621,202 and 170,248,516
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Solution
The third proportional to 76,621,202 and 170,248,516 is: 378,283,770.60
Step by Step Solution
- Step 1: Write the proportion equation
76,621,202 : 170,248,516 = 170,248,516 : x - Step 2: Convert to fraction form
76,621,202/170,248,516 = 170,248,516/x - Step 3: Cross multiply
76,621,202x = 170,248,516 × 170,248,516 - Step 4: Simplify right side
76,621,202x = 28,984,557,200,202,256 - Step 5: Solve for x
x = 28,984,557,200,202,256/76,621,202 - Step 6: Final answer
x = 378,283,770.60
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.