Finding the Fourth Proportional to 6,375,282,588.72, 8,797,920,529.64 and 3,517,424,658.05
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Solution
The fourth proportional to 6,375,282,588.72, 8,797,920,529.64 and 3,517,424,658.05 is: 4,854,062,887.38
Step by Step Solution
- Step 1: Write the proportion equation
6,375,282,588.72 : 8,797,920,529.64 = 3,517,424,658.05 : x - Step 2: Convert to fraction form
6,375,282,588.72/8,797,920,529.64 = 3,517,424,658.05/x - Step 3: Cross multiply
6,375,282,588.72x = 8,797,920,529.64 × 3,517,424,658.05 - Step 4: Simplify right side
6,375,282,588.72x = 30,946,022,610,458,476,544 - Step 5: Solve for x
x = 30,946,022,610,458,476,544/6,375,282,588.72 - Step 6: Final answer
x = 4,854,062,887.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.