Finding the Fourth Proportional to 68,728,256.38, 94,846,966.37 and 41,907,158.99
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Solution
The fourth proportional to 68,728,256.38, 94,846,966.37 and 41,907,158.99 is: 57,833,082.18
Step by Step Solution
- Step 1: Write the proportion equation
68,728,256.38 : 94,846,966.37 = 41,907,158.99 : x - Step 2: Convert to fraction form
68,728,256.38/94,846,966.37 = 41,907,158.99/x - Step 3: Cross multiply
68,728,256.38x = 94,846,966.37 × 41,907,158.99 - Step 4: Simplify right side
68,728,256.38x = 3,974,766,899,386,773.50 - Step 5: Solve for x
x = 3,974,766,899,386,773.50/68,728,256.38 - Step 6: Final answer
x = 57,833,082.18
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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.