Finding the Fourth Proportional to 751,283,722.08, 1,036,616,283.09 and 433,738,465.37
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Solution
The fourth proportional to 751,283,722.08, 1,036,616,283.09 and 433,738,465.37 is: 598,469,449.81
Step by Step Solution
- Step 1: Write the proportion equation
751,283,722.08 : 1,036,616,283.09 = 433,738,465.37 : x - Step 2: Convert to fraction form
751,283,722.08/1,036,616,283.09 = 433,738,465.37/x - Step 3: Cross multiply
751,283,722.08x = 1,036,616,283.09 × 433,738,465.37 - Step 4: Simplify right side
751,283,722.08x = 449,620,355,803,714,304 - Step 5: Solve for x
x = 449,620,355,803,714,304/751,283,722.08 - Step 6: Final answer
x = 598,469,449.81
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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.