Finding the Fourth Proportional to 209,952,539.10, 315,086,272.65 and 107,663,924.70
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Solution
The fourth proportional to 209,952,539.10, 315,086,272.65 and 107,663,924.70 is: 161,576,634.79
Step by Step Solution
- Step 1: Write the proportion equation
209,952,539.10 : 315,086,272.65 = 107,663,924.70 : x - Step 2: Convert to fraction form
209,952,539.10/315,086,272.65 = 107,663,924.70/x - Step 3: Cross multiply
209,952,539.10x = 315,086,272.65 × 107,663,924.70 - Step 4: Simplify right side
209,952,539.10x = 33,923,424,732,593,268 - Step 5: Solve for x
x = 33,923,424,732,593,268/209,952,539.10 - Step 6: Final answer
x = 161,576,634.79
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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.