Finding the Fourth Proportional to 246,716,297.60, 369,932,728.80 and 74,167,246.40
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Solution
The fourth proportional to 246,716,297.60, 369,932,728.80 and 74,167,246.40 is: 111,208,266.80
Step by Step Solution
- Step 1: Write the proportion equation
246,716,297.60 : 369,932,728.80 = 74,167,246.40 : x - Step 2: Convert to fraction form
246,716,297.60/369,932,728.80 = 74,167,246.40/x - Step 3: Cross multiply
246,716,297.60x = 369,932,728.80 × 74,167,246.40 - Step 4: Simplify right side
246,716,297.60x = 27,436,891,848,333,980 - Step 5: Solve for x
x = 27,436,891,848,333,980/246,716,297.60 - Step 6: Final answer
x = 111,208,266.80
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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.