Finding the Fourth Proportional to 165,412,112.02, 248,145,120.07 and 48,839,251.91
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Solution
The fourth proportional to 165,412,112.02, 248,145,120.07 and 48,839,251.91 is: 73,266,835.67
Step by Step Solution
- Step 1: Write the proportion equation
165,412,112.02 : 248,145,120.07 = 48,839,251.91 : x - Step 2: Convert to fraction form
165,412,112.02/248,145,120.07 = 48,839,251.91/x - Step 3: Cross multiply
165,412,112.02x = 248,145,120.07 × 48,839,251.91 - Step 4: Simplify right side
165,412,112.02x = 12,119,222,029,335,926 - Step 5: Solve for x
x = 12,119,222,029,335,926/165,412,112.02 - Step 6: Final answer
x = 73,266,835.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.