Finding the Third Proportional to 117,378,576 and 257,431,968
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Solution
The third proportional to 117,378,576 and 257,431,968 is: 564,593,816.07
Step by Step Solution
- Step 1: Write the proportion equation
117,378,576 : 257,431,968 = 257,431,968 : x - Step 2: Convert to fraction form
117,378,576/257,431,968 = 257,431,968/x - Step 3: Cross multiply
117,378,576x = 257,431,968 × 257,431,968 - Step 4: Simplify right side
117,378,576x = 66,271,218,148,353,024 - Step 5: Solve for x
x = 66,271,218,148,353,024/117,378,576 - Step 6: Final answer
x = 564,593,816.07
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.