Finding the Fourth Proportional to 344,804,450.39, 475,840,229.42 and 188,181,602.99
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Solution
The fourth proportional to 344,804,450.39, 475,840,229.42 and 188,181,602.99 is: 259,696,117.72
Step by Step Solution
- Step 1: Write the proportion equation
344,804,450.39 : 475,840,229.42 = 188,181,602.99 : x - Step 2: Convert to fraction form
344,804,450.39/475,840,229.42 = 188,181,602.99/x - Step 3: Cross multiply
344,804,450.39x = 475,840,229.42 × 188,181,602.99 - Step 4: Simplify right side
344,804,450.39x = 89,544,377,139,384,960 - Step 5: Solve for x
x = 89,544,377,139,384,960/344,804,450.39 - Step 6: Final answer
x = 259,696,117.72
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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.