Finding the Fourth Proportional to 190,468,476.99, 285,750,711.26 and 54,153,860.49
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Solution
The fourth proportional to 190,468,476.99, 285,750,711.26 and 54,153,860.49 is: 81,244,436.86
Step by Step Solution
- Step 1: Write the proportion equation
190,468,476.99 : 285,750,711.26 = 54,153,860.49 : x - Step 2: Convert to fraction form
190,468,476.99/285,750,711.26 = 54,153,860.49/x - Step 3: Cross multiply
190,468,476.99x = 285,750,711.26 × 54,153,860.49 - Step 4: Simplify right side
190,468,476.99x = 15,474,504,151,507,164 - Step 5: Solve for x
x = 15,474,504,151,507,164/190,468,476.99 - Step 6: Final answer
x = 81,244,436.86
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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.