Finding the Fourth Proportional to 319,341,264.97, 479,008,704.05 and 100,991,644.24
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Solution
The fourth proportional to 319,341,264.97, 479,008,704.05 and 100,991,644.24 is: 151,486,456.45
Step by Step Solution
- Step 1: Write the proportion equation
319,341,264.97 : 479,008,704.05 = 100,991,644.24 : x - Step 2: Convert to fraction form
319,341,264.97/479,008,704.05 = 100,991,644.24/x - Step 3: Cross multiply
319,341,264.97x = 479,008,704.05 × 100,991,644.24 - Step 4: Simplify right side
319,341,264.97x = 48,375,876,627,281,048 - Step 5: Solve for x
x = 48,375,876,627,281,048/319,341,264.97 - Step 6: Final answer
x = 151,486,456.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.