Finding the Third Proportional to 74,340,540 and 159,442,632
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Solution
The third proportional to 74,340,540 and 159,442,632 is: 341,966,212.50
Step by Step Solution
- Step 1: Write the proportion equation
74,340,540 : 159,442,632 = 159,442,632 : x - Step 2: Convert to fraction form
74,340,540/159,442,632 = 159,442,632/x - Step 3: Cross multiply
74,340,540x = 159,442,632 × 159,442,632 - Step 4: Simplify right side
74,340,540x = 25,421,952,899,087,424 - Step 5: Solve for x
x = 25,421,952,899,087,424/74,340,540 - Step 6: Final answer
x = 341,966,212.50
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.