Finding the Fourth Proportional to 348,868,129.04, 481,448,287.64 and 192,245,325.08
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Solution
The fourth proportional to 348,868,129.04, 481,448,287.64 and 192,245,325.08 is: 265,304,207.70
Step by Step Solution
- Step 1: Write the proportion equation
348,868,129.04 : 481,448,287.64 = 192,245,325.08 : x - Step 2: Convert to fraction form
348,868,129.04/481,448,287.64 = 192,245,325.08/x - Step 3: Cross multiply
348,868,129.04x = 481,448,287.64 × 192,245,325.08 - Step 4: Simplify right side
348,868,129.04x = 92,556,182,566,561,152 - Step 5: Solve for x
x = 92,556,182,566,561,152/348,868,129.04 - Step 6: Final answer
x = 265,304,207.70
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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.