Finding the Fourth Proportional to 348,868,110.51, 481,448,262.04 and 192,245,306.58
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Solution
The fourth proportional to 348,868,110.51, 481,448,262.04 and 192,245,306.58 is: 265,304,182.15
Step by Step Solution
- Step 1: Write the proportion equation
348,868,110.51 : 481,448,262.04 = 192,245,306.58 : x - Step 2: Convert to fraction form
348,868,110.51/481,448,262.04 = 192,245,306.58/x - Step 3: Cross multiply
348,868,110.51x = 481,448,262.04 × 192,245,306.58 - Step 4: Simplify right side
348,868,110.51x = 92,556,168,737,807,376 - Step 5: Solve for x
x = 92,556,168,737,807,376/348,868,110.51 - Step 6: Final answer
x = 265,304,182.15
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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.