Finding the Third Proportional to 76,102,827 and 117,651,618
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Solution
The third proportional to 76,102,827 and 117,651,618 is: 181,884,218.55
Step by Step Solution
- Step 1: Write the proportion equation
76,102,827 : 117,651,618 = 117,651,618 : x - Step 2: Convert to fraction form
76,102,827/117,651,618 = 117,651,618/x - Step 3: Cross multiply
76,102,827x = 117,651,618 × 117,651,618 - Step 4: Simplify right side
76,102,827x = 13,841,903,218,017,924 - Step 5: Solve for x
x = 13,841,903,218,017,924/76,102,827 - Step 6: Final answer
x = 181,884,218.55
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.