Finding the Third Proportional to 30,513,114 and 72,015,570
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Solution
The third proportional to 30,513,114 and 72,015,570 is: 169,967,651.37
Step by Step Solution
- Step 1: Write the proportion equation
30,513,114 : 72,015,570 = 72,015,570 : x - Step 2: Convert to fraction form
30,513,114/72,015,570 = 72,015,570/x - Step 3: Cross multiply
30,513,114x = 72,015,570 × 72,015,570 - Step 4: Simplify right side
30,513,114x = 5,186,242,322,424,900 - Step 5: Solve for x
x = 5,186,242,322,424,900/30,513,114 - Step 6: Final answer
x = 169,967,651.37
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.