Finding the Fourth Proportional to 203,679,848.88, 281,102,125.68 and 114,386,467.68
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Solution
The fourth proportional to 203,679,848.88, 281,102,125.68 and 114,386,467.68 is: 157,866,766.84
Step by Step Solution
- Step 1: Write the proportion equation
203,679,848.88 : 281,102,125.68 = 114,386,467.68 : x - Step 2: Convert to fraction form
203,679,848.88/281,102,125.68 = 114,386,467.68/x - Step 3: Cross multiply
203,679,848.88x = 281,102,125.68 × 114,386,467.68 - Step 4: Simplify right side
203,679,848.88x = 32,154,279,213,874,620 - Step 5: Solve for x
x = 32,154,279,213,874,620/203,679,848.88 - Step 6: Final answer
x = 157,866,766.84
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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.