Finding the Fourth Proportional to 193,834,175.99, 267,494,303.61 and 105,728,147.24
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Solution
The fourth proportional to 193,834,175.99, 267,494,303.61 and 105,728,147.24 is: 145,906,556.33
Step by Step Solution
- Step 1: Write the proportion equation
193,834,175.99 : 267,494,303.61 = 105,728,147.24 : x - Step 2: Convert to fraction form
193,834,175.99/267,494,303.61 = 105,728,147.24/x - Step 3: Cross multiply
193,834,175.99x = 267,494,303.61 × 105,728,147.24 - Step 4: Simplify right side
193,834,175.99x = 28,281,677,116,601,872 - Step 5: Solve for x
x = 28,281,677,116,601,872/193,834,175.99 - Step 6: Final answer
x = 145,906,556.33
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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.