Finding the Fourth Proportional to 108,889,450.05, 163,334,175.08 and 54,469,891.65
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Solution
The fourth proportional to 108,889,450.05, 163,334,175.08 and 54,469,891.65 is: 81,704,837.48
Step by Step Solution
- Step 1: Write the proportion equation
108,889,450.05 : 163,334,175.08 = 54,469,891.65 : x - Step 2: Convert to fraction form
108,889,450.05/163,334,175.08 = 54,469,891.65/x - Step 3: Cross multiply
108,889,450.05x = 163,334,175.08 × 54,469,891.65 - Step 4: Simplify right side
108,889,450.05x = 8,896,794,819,077,380 - Step 5: Solve for x
x = 8,896,794,819,077,380/108,889,450.05 - Step 6: Final answer
x = 81,704,837.48
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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.