Finding the Fourth Proportional to 234,235,578.04, 323,245,106.94 and 129,829,344.28
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Solution
The fourth proportional to 234,235,578.04, 323,245,106.94 and 129,829,344.28 is: 179,164,500.23
Step by Step Solution
- Step 1: Write the proportion equation
234,235,578.04 : 323,245,106.94 = 129,829,344.28 : x - Step 2: Convert to fraction form
234,235,578.04/323,245,106.94 = 129,829,344.28/x - Step 3: Cross multiply
234,235,578.04x = 323,245,106.94 × 129,829,344.28 - Step 4: Simplify right side
234,235,578.04x = 41,966,700,275,738,680 - Step 5: Solve for x
x = 41,966,700,275,738,680/234,235,578.04 - Step 6: Final answer
x = 179,164,500.23
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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.