Finding the Fourth Proportional to 264,083,640.76, 396,126,827.68 and 154,832,197.92
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Solution
The fourth proportional to 264,083,640.76, 396,126,827.68 and 154,832,197.92 is: 232,249,098.07
Step by Step Solution
- Step 1: Write the proportion equation
264,083,640.76 : 396,126,827.68 = 154,832,197.92 : x - Step 2: Convert to fraction form
264,083,640.76/396,126,827.68 = 154,832,197.92/x - Step 3: Cross multiply
264,083,640.76x = 396,126,827.68 × 154,832,197.92 - Step 4: Simplify right side
264,083,640.76x = 61,333,187,382,539,728 - Step 5: Solve for x
x = 61,333,187,382,539,728/264,083,640.76 - Step 6: Final answer
x = 232,249,098.07
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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.