Finding the Fourth Proportional to 373,378,216.20, 560,067,324.30 and 100,748,545.80
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Solution
The fourth proportional to 373,378,216.20, 560,067,324.30 and 100,748,545.80 is: 151,122,818.70
Step by Step Solution
- Step 1: Write the proportion equation
373,378,216.20 : 560,067,324.30 = 100,748,545.80 : x - Step 2: Convert to fraction form
373,378,216.20/560,067,324.30 = 100,748,545.80/x - Step 3: Cross multiply
373,378,216.20x = 560,067,324.30 × 100,748,545.80 - Step 4: Simplify right side
373,378,216.20x = 56,425,968,473,322,000 - Step 5: Solve for x
x = 56,425,968,473,322,000/373,378,216.20 - Step 6: Final answer
x = 151,122,818.70
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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.