Finding the Fourth Proportional to 246,573,748.20, 340,259,680.50 and 135,065,083.62
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Solution
The fourth proportional to 246,573,748.20, 340,259,680.50 and 135,065,083.62 is: 186,383,191.78
Step by Step Solution
- Step 1: Write the proportion equation
246,573,748.20 : 340,259,680.50 = 135,065,083.62 : x - Step 2: Convert to fraction form
246,573,748.20/340,259,680.50 = 135,065,083.62/x - Step 3: Cross multiply
246,573,748.20x = 340,259,680.50 × 135,065,083.62 - Step 4: Simplify right side
246,573,748.20x = 45,957,202,199,246,984 - Step 5: Solve for x
x = 45,957,202,199,246,984/246,573,748.20 - Step 6: Final answer
x = 186,383,191.78
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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.