Finding the Fourth Proportional to 238,889,440,234.20, 358,334,160,351.30 and 186,259,680,643.80
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Solution
The fourth proportional to 238,889,440,234.20, 358,334,160,351.30 and 186,259,680,643.80 is: 279,389,520,965.70
Step by Step Solution
- Step 1: Write the proportion equation
238,889,440,234.20 : 358,334,160,351.30 = 186,259,680,643.80 : x - Step 2: Convert to fraction form
238,889,440,234.20/358,334,160,351.30 = 186,259,680,643.80/x - Step 3: Cross multiply
238,889,440,234.20x = 358,334,160,351.30 × 186,259,680,643.80 - Step 4: Simplify right side
238,889,440,234.20x = 66,743,206,270,797,348,864,000 - Step 5: Solve for x
x = 66,743,206,270,797,348,864,000/238,889,440,234.20 - Step 6: Final answer
x = 279,389,520,965.70
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1.5x scale
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.