Finding the Fourth Proportional to 177,173,715.42, 244,521,809.37 and 102,818,310.66
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Solution
The fourth proportional to 177,173,715.42, 244,521,809.37 and 102,818,310.66 is: 141,902,083.50
Step by Step Solution
- Step 1: Write the proportion equation
177,173,715.42 : 244,521,809.37 = 102,818,310.66 : x - Step 2: Convert to fraction form
177,173,715.42/244,521,809.37 = 102,818,310.66/x - Step 3: Cross multiply
177,173,715.42x = 244,521,809.37 × 102,818,310.66 - Step 4: Simplify right side
177,173,715.42x = 25,141,319,358,949,960 - Step 5: Solve for x
x = 25,141,319,358,949,960/177,173,715.42 - Step 6: Final answer
x = 141,902,083.50
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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.