Finding the Fourth Proportional to 182,121,368.68, 273,182,519.58 and 74,415,992.68
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Solution
The fourth proportional to 182,121,368.68, 273,182,519.58 and 74,415,992.68 is: 111,624,179.66
Step by Step Solution
- Step 1: Write the proportion equation
182,121,368.68 : 273,182,519.58 = 74,415,992.68 : x - Step 2: Convert to fraction form
182,121,368.68/273,182,519.58 = 74,415,992.68/x - Step 3: Cross multiply
182,121,368.68x = 273,182,519.58 × 74,415,992.68 - Step 4: Simplify right side
182,121,368.68x = 20,329,148,377,369,236 - Step 5: Solve for x
x = 20,329,148,377,369,236/182,121,368.68 - Step 6: Final answer
x = 111,624,179.66
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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.