Finding the Fourth Proportional to 382,901,416.84, 574,519,186.11 and 134,085,257.55
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Solution
The fourth proportional to 382,901,416.84, 574,519,186.11 and 134,085,257.55 is: 201,186,388.06
Step by Step Solution
- Step 1: Write the proportion equation
382,901,416.84 : 574,519,186.11 = 134,085,257.55 : x - Step 2: Convert to fraction form
382,901,416.84/574,519,186.11 = 134,085,257.55/x - Step 3: Cross multiply
382,901,416.84x = 574,519,186.11 × 134,085,257.55 - Step 4: Simplify right side
382,901,416.84x = 77,034,553,036,472,912 - Step 5: Solve for x
x = 77,034,553,036,472,912/382,901,416.84 - Step 6: Final answer
x = 201,186,388.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.