Finding the Fourth Proportional to 181,623,405.80, 272,367,847.14 and 58,769,857.68
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Solution
The fourth proportional to 181,623,405.80, 272,367,847.14 and 58,769,857.68 is: 88,133,021.97
Step by Step Solution
- Step 1: Write the proportion equation
181,623,405.80 : 272,367,847.14 = 58,769,857.68 : x - Step 2: Convert to fraction form
181,623,405.80/272,367,847.14 = 58,769,857.68/x - Step 3: Cross multiply
181,623,405.80x = 272,367,847.14 × 58,769,857.68 - Step 4: Simplify right side
181,623,405.80x = 16,007,019,613,025,794 - Step 5: Solve for x
x = 16,007,019,613,025,794/181,623,405.80 - Step 6: Final answer
x = 88,133,021.97
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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.