Finding the Fourth Proportional to 80,350,891.44, 110,879,521.56 and 43,681,141.68
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Solution
The fourth proportional to 80,350,891.44, 110,879,521.56 and 43,681,141.68 is: 60,277,415.77
Step by Step Solution
- Step 1: Write the proportion equation
80,350,891.44 : 110,879,521.56 = 43,681,141.68 : x - Step 2: Convert to fraction form
80,350,891.44/110,879,521.56 = 43,681,141.68/x - Step 3: Cross multiply
80,350,891.44x = 110,879,521.56 × 43,681,141.68 - Step 4: Simplify right side
80,350,891.44x = 4,843,344,090,672,975 - Step 5: Solve for x
x = 4,843,344,090,672,975/80,350,891.44 - Step 6: Final answer
x = 60,277,415.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.