Finding the Fourth Proportional to 348,868,147.04, 481,448,312.52 and 192,245,343.12
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Solution
The fourth proportional to 348,868,147.04, 481,448,312.52 and 192,245,343.12 is: 265,304,232.62
Step by Step Solution
- Step 1: Write the proportion equation
348,868,147.04 : 481,448,312.52 = 192,245,343.12 : x - Step 2: Convert to fraction form
348,868,147.04/481,448,312.52 = 192,245,343.12/x - Step 3: Cross multiply
348,868,147.04x = 481,448,312.52 × 192,245,343.12 - Step 4: Simplify right side
348,868,147.04x = 92,556,196,034,952,384 - Step 5: Solve for x
x = 92,556,196,034,952,384/348,868,147.04 - Step 6: Final answer
x = 265,304,232.62
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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.