Finding the Fourth Proportional to 99,606,067.12, 149,397,878.94 and 26,828,174.62
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Solution
The fourth proportional to 99,606,067.12, 149,397,878.94 and 26,828,174.62 is: 40,239,239.44
Step by Step Solution
- Step 1: Write the proportion equation
99,606,067.12 : 149,397,878.94 = 26,828,174.62 : x - Step 2: Convert to fraction form
99,606,067.12/149,397,878.94 = 26,828,174.62/x - Step 3: Cross multiply
99,606,067.12x = 149,397,878.94 × 26,828,174.62 - Step 4: Simplify right side
99,606,067.12x = 4,008,072,384,059,940.50 - Step 5: Solve for x
x = 4,008,072,384,059,940.50/99,606,067.12 - Step 6: Final answer
x = 40,239,239.44
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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.