Finding the Fourth Proportional to 106,899,846.19, 147,522,181.40 and 58,007,274.19
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Solution
The fourth proportional to 106,899,846.19, 147,522,181.40 and 58,007,274.19 is: 80,050,251.99
Step by Step Solution
- Step 1: Write the proportion equation
106,899,846.19 : 147,522,181.40 = 58,007,274.19 : x - Step 2: Convert to fraction form
106,899,846.19/147,522,181.40 = 58,007,274.19/x - Step 3: Cross multiply
106,899,846.19x = 147,522,181.40 × 58,007,274.19 - Step 4: Simplify right side
106,899,846.19x = 8,557,359,625,135,404 - Step 5: Solve for x
x = 8,557,359,625,135,404/106,899,846.19 - Step 6: Final answer
x = 80,050,251.99
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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.