Finding the Fourth Proportional to 224,647,531.74, 310,044,390.66 and 129,276,080.48
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Solution
The fourth proportional to 224,647,531.74, 310,044,390.66 and 129,276,080.48 is: 178,418,713.48
Step by Step Solution
- Step 1: Write the proportion equation
224,647,531.74 : 310,044,390.66 = 129,276,080.48 : x - Step 2: Convert to fraction form
224,647,531.74/310,044,390.66 = 129,276,080.48/x - Step 3: Cross multiply
224,647,531.74x = 310,044,390.66 × 129,276,080.48 - Step 4: Simplify right side
224,647,531.74x = 40,081,323,600,109,832 - Step 5: Solve for x
x = 40,081,323,600,109,832/224,647,531.74 - Step 6: Final answer
x = 178,418,713.48
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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.