Finding the Fourth Proportional to 2,981,558,205,069.70, 4,471,967,146,993.20 and 803,522,588,766.65
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Solution
The fourth proportional to 2,981,558,205,069.70, 4,471,967,146,993.20 and 803,522,588,766.65 is: 1,205,184,125,777.41
Step by Step Solution
- Step 1: Write the proportion equation
2,981,558,205,069.70 : 4,471,967,146,993.20 = 803,522,588,766.65 : x - Step 2: Convert to fraction form
2,981,558,205,069.70/4,471,967,146,993.20 = 803,522,588,766.65/x - Step 3: Cross multiply
2,981,558,205,069.70x = 4,471,967,146,993.20 × 803,522,588,766.65 - Step 4: Simplify right side
2,981,558,205,069.70x = 3,593,326,618,831,386,413,367,296 - Step 5: Solve for x
x = 3,593,326,618,831,386,413,367,296/2,981,558,205,069.70 - Step 6: Final answer
x = 1,205,184,125,777.41
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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.