Finding the Fourth Proportional to 104,246,180.66, 143,857,815.94 and 57,835,438.14
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Solution
The fourth proportional to 104,246,180.66, 143,857,815.94 and 57,835,438.14 is: 79,811,843.10
Step by Step Solution
- Step 1: Write the proportion equation
104,246,180.66 : 143,857,815.94 = 57,835,438.14 : x - Step 2: Convert to fraction form
104,246,180.66/143,857,815.94 = 57,835,438.14/x - Step 3: Cross multiply
104,246,180.66x = 143,857,815.94 × 57,835,438.14 - Step 4: Simplify right side
104,246,180.66x = 8,320,079,814,753,376 - Step 5: Solve for x
x = 8,320,079,814,753,376/104,246,180.66 - Step 6: Final answer
x = 79,811,843.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.