Finding the Fourth Proportional to 331,669,627.20, 457,705,676.88 and 182,990,739.84
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Solution
The fourth proportional to 331,669,627.20, 457,705,676.88 and 182,990,739.84 is: 252,528,098.96
Step by Step Solution
- Step 1: Write the proportion equation
331,669,627.20 : 457,705,676.88 = 182,990,739.84 : x - Step 2: Convert to fraction form
331,669,627.20/457,705,676.88 = 182,990,739.84/x - Step 3: Cross multiply
331,669,627.20x = 457,705,676.88 × 182,990,739.84 - Step 4: Simplify right side
331,669,627.20x = 83,755,900,441,239,184 - Step 5: Solve for x
x = 83,755,900,441,239,184/331,669,627.20 - Step 6: Final answer
x = 252,528,098.96
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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.