Finding the Fourth Proportional to 183,972,409.88, 275,958,615.12 and 74,771,996.44
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Solution
The fourth proportional to 183,972,409.88, 275,958,615.12 and 74,771,996.44 is: 112,157,994.78
Step by Step Solution
- Step 1: Write the proportion equation
183,972,409.88 : 275,958,615.12 = 74,771,996.44 : x - Step 2: Convert to fraction form
183,972,409.88/275,958,615.12 = 74,771,996.44/x - Step 3: Cross multiply
183,972,409.88x = 275,958,615.12 × 74,771,996.44 - Step 4: Simplify right side
183,972,409.88x = 20,633,976,587,339,968 - Step 5: Solve for x
x = 20,633,976,587,339,968/183,972,409.88 - Step 6: Final answer
x = 112,157,994.78
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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.