Finding the Third Proportional to 86,177,448 and 128,960,842
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Solution
The third proportional to 86,177,448 and 128,960,842 is: 192,984,349.80
Step by Step Solution
- Step 1: Write the proportion equation
86,177,448 : 128,960,842 = 128,960,842 : x - Step 2: Convert to fraction form
86,177,448/128,960,842 = 128,960,842/x - Step 3: Cross multiply
86,177,448x = 128,960,842 × 128,960,842 - Step 4: Simplify right side
86,177,448x = 16,630,898,769,348,964 - Step 5: Solve for x
x = 16,630,898,769,348,964/86,177,448 - Step 6: Final answer
x = 192,984,349.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.