Finding the Fourth Proportional to 277,354,321.14, 382,741,637.49 and 158,274,779.07
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Solution
The fourth proportional to 277,354,321.14, 382,741,637.49 and 158,274,779.07 is: 218,415,014.65
Step by Step Solution
- Step 1: Write the proportion equation
277,354,321.14 : 382,741,637.49 = 158,274,779.07 : x - Step 2: Convert to fraction form
277,354,321.14/382,741,637.49 = 158,274,779.07/x - Step 3: Cross multiply
277,354,321.14x = 382,741,637.49 × 158,274,779.07 - Step 4: Simplify right side
277,354,321.14x = 60,578,348,114,619,776 - Step 5: Solve for x
x = 60,578,348,114,619,776/277,354,321.14 - Step 6: Final answer
x = 218,415,014.65
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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.