Finding the Fourth Proportional to 199,098,169.98, 274,741,444.53 and 110,988,270.24
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Solution
The fourth proportional to 199,098,169.98, 274,741,444.53 and 110,988,270.24 is: 153,155,991.81
Step by Step Solution
- Step 1: Write the proportion equation
199,098,169.98 : 274,741,444.53 = 110,988,270.24 : x - Step 2: Convert to fraction form
199,098,169.98/274,741,444.53 = 110,988,270.24/x - Step 3: Cross multiply
199,098,169.98x = 274,741,444.53 × 110,988,270.24 - Step 4: Simplify right side
199,098,169.98x = 30,493,077,691,623,604 - Step 5: Solve for x
x = 30,493,077,691,623,604/199,098,169.98 - Step 6: Final answer
x = 153,155,991.81
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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.