Finding the Fourth Proportional to 327,370,429.53, 451,703,752.84 and 188,114,287.09
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Solution
The fourth proportional to 327,370,429.53, 451,703,752.84 and 188,114,287.09 is: 259,558,963.72
Step by Step Solution
- Step 1: Write the proportion equation
327,370,429.53 : 451,703,752.84 = 188,114,287.09 : x - Step 2: Convert to fraction form
327,370,429.53/451,703,752.84 = 188,114,287.09/x - Step 3: Cross multiply
327,370,429.53x = 451,703,752.84 × 188,114,287.09 - Step 4: Simplify right side
327,370,429.53x = 84,971,929,441,374,160 - Step 5: Solve for x
x = 84,971,929,441,374,160/327,370,429.53 - Step 6: Final answer
x = 259,558,963.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.