Finding the Fourth Proportional to 96,777,983.80, 145,166,975.70 and 32,952,575.80
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Solution
The fourth proportional to 96,777,983.80, 145,166,975.70 and 32,952,575.80 is: 49,428,863.70
Step by Step Solution
- Step 1: Write the proportion equation
96,777,983.80 : 145,166,975.70 = 32,952,575.80 : x - Step 2: Convert to fraction form
96,777,983.80/145,166,975.70 = 32,952,575.80/x - Step 3: Cross multiply
96,777,983.80x = 145,166,975.70 × 32,952,575.80 - Step 4: Simplify right side
96,777,983.80x = 4,783,625,770,411,008 - Step 5: Solve for x
x = 4,783,625,770,411,008/96,777,983.80 - Step 6: Final answer
x = 49,428,863.70
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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.