Finding the Fourth Proportional to 148,368,977.78, 222,396,392.68 and 49,906,949.99
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Solution
The fourth proportional to 148,368,977.78, 222,396,392.68 and 49,906,949.99 is: 74,807,589.92
Step by Step Solution
- Step 1: Write the proportion equation
148,368,977.78 : 222,396,392.68 = 49,906,949.99 : x - Step 2: Convert to fraction form
148,368,977.78/222,396,392.68 = 49,906,949.99/x - Step 3: Cross multiply
148,368,977.78x = 222,396,392.68 × 49,906,949.99 - Step 4: Simplify right side
148,368,977.78x = 11,099,125,646,200,414 - Step 5: Solve for x
x = 11,099,125,646,200,414/148,368,977.78 - Step 6: Final answer
x = 74,807,589.92
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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.