Finding the Fourth Proportional to 190,163,843.37, 285,286,668.79 and 59,003,491.07
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Solution
The fourth proportional to 190,163,843.37, 285,286,668.79 and 59,003,491.07 is: 88,517,928.09
Step by Step Solution
- Step 1: Write the proportion equation
190,163,843.37 : 285,286,668.79 = 59,003,491.07 : x - Step 2: Convert to fraction form
190,163,843.37/285,286,668.79 = 59,003,491.07/x - Step 3: Cross multiply
190,163,843.37x = 285,286,668.79 × 59,003,491.07 - Step 4: Simplify right side
190,163,843.37x = 16,832,909,412,914,380 - Step 5: Solve for x
x = 16,832,909,412,914,380/190,163,843.37 - Step 6: Final answer
x = 88,517,928.09
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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.