Finding the Fourth Proportional to 349,617,751.97, 482,472,424.97 and 192,984,817.44
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Solution
The fourth proportional to 349,617,751.97, 482,472,424.97 and 192,984,817.44 is: 266,319,007.91
Step by Step Solution
- Step 1: Write the proportion equation
349,617,751.97 : 482,472,424.97 = 192,984,817.44 : x - Step 2: Convert to fraction form
349,617,751.97/482,472,424.97 = 192,984,817.44/x - Step 3: Cross multiply
349,617,751.97x = 482,472,424.97 × 192,984,817.44 - Step 4: Simplify right side
349,617,751.97x = 93,109,852,851,704,624 - Step 5: Solve for x
x = 93,109,852,851,704,624/349,617,751.97 - Step 6: Final answer
x = 266,319,007.91
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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.