Finding the Fourth Proportional to 193,093,415.48, 266,467,039.98 and 104,987,411.96
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Solution
The fourth proportional to 193,093,415.48, 266,467,039.98 and 104,987,411.96 is: 144,881,609.92
Step by Step Solution
- Step 1: Write the proportion equation
193,093,415.48 : 266,467,039.98 = 104,987,411.96 : x - Step 2: Convert to fraction form
193,093,415.48/266,467,039.98 = 104,987,411.96/x - Step 3: Cross multiply
193,093,415.48x = 266,467,039.98 × 104,987,411.96 - Step 4: Simplify right side
193,093,415.48x = 27,975,684,900,142,048 - Step 5: Solve for x
x = 27,975,684,900,142,048/193,093,415.48 - Step 6: Final answer
x = 144,881,609.92
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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.