Finding the Fourth Proportional to 179,537,088.92, 269,305,634.06 and 138,656,156.75
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Solution
The fourth proportional to 179,537,088.92, 269,305,634.06 and 138,656,156.75 is: 207,984,235.66
Step by Step Solution
- Step 1: Write the proportion equation
179,537,088.92 : 269,305,634.06 = 138,656,156.75 : x - Step 2: Convert to fraction form
179,537,088.92/269,305,634.06 = 138,656,156.75/x - Step 3: Cross multiply
179,537,088.92x = 269,305,634.06 × 138,656,156.75 - Step 4: Simplify right side
179,537,088.92x = 37,340,884,211,665,680 - Step 5: Solve for x
x = 37,340,884,211,665,680/179,537,088.92 - Step 6: Final answer
x = 207,984,235.66
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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.