Finding the Fourth Proportional to 167,469,213.99, 231,073,642.29 and 97,841,148.24
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Solution
The fourth proportional to 167,469,213.99, 231,073,642.29 and 97,841,148.24 is: 135,000,994.82
Step by Step Solution
- Step 1: Write the proportion equation
167,469,213.99 : 231,073,642.29 = 97,841,148.24 : x - Step 2: Convert to fraction form
167,469,213.99/231,073,642.29 = 97,841,148.24/x - Step 3: Cross multiply
167,469,213.99x = 231,073,642.29 × 97,841,148.24 - Step 4: Simplify right side
167,469,213.99x = 22,608,510,489,652,620 - Step 5: Solve for x
x = 22,608,510,489,652,620/167,469,213.99 - Step 6: Final answer
x = 135,000,994.82
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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.