Finding the Fourth Proportional to 96,777,046.80, 145,165,570.20 and 32,951,638.80
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Solution
The fourth proportional to 96,777,046.80, 145,165,570.20 and 32,951,638.80 is: 49,427,458.20
Step by Step Solution
- Step 1: Write the proportion equation
96,777,046.80 : 145,165,570.20 = 32,951,638.80 : x - Step 2: Convert to fraction form
96,777,046.80/145,165,570.20 = 32,951,638.80/x - Step 3: Cross multiply
96,777,046.80x = 145,165,570.20 × 32,951,638.80 - Step 4: Simplify right side
96,777,046.80x = 4,783,443,435,426,443 - Step 5: Solve for x
x = 4,783,443,435,426,443/96,777,046.80 - Step 6: Final answer
x = 49,427,458.20
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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.