Finding the Fourth Proportional to 2,127,515,608.67, 3,192,516,988.88 and 1,536,723,277.79
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Solution
The fourth proportional to 2,127,515,608.67, 3,192,516,988.88 and 1,536,723,277.79 is: 2,305,983,162.50
Step by Step Solution
- Step 1: Write the proportion equation
2,127,515,608.67 : 3,192,516,988.88 = 1,536,723,277.79 : x - Step 2: Convert to fraction form
2,127,515,608.67/3,192,516,988.88 = 1,536,723,277.79/x - Step 3: Cross multiply
2,127,515,608.67x = 3,192,516,988.88 × 1,536,723,277.79 - Step 4: Simplify right side
2,127,515,608.67x = 4,906,015,171,528,288,256 - Step 5: Solve for x
x = 4,906,015,171,528,288,256/2,127,515,608.67 - Step 6: Final answer
x = 2,305,983,162.50
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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.