Finding the Third Proportional to 117,316,811 and 177,485,175
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Solution
The third proportional to 117,316,811 and 177,485,175 is: 268,512,134.59
Step by Step Solution
- Step 1: Write the proportion equation
117,316,811 : 177,485,175 = 177,485,175 : x - Step 2: Convert to fraction form
117,316,811/177,485,175 = 177,485,175/x - Step 3: Cross multiply
117,316,811x = 177,485,175 × 177,485,175 - Step 4: Simplify right side
117,316,811x = 31,500,987,344,780,624 - Step 5: Solve for x
x = 31,500,987,344,780,624/117,316,811 - Step 6: Final answer
x = 268,512,134.59
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.