Finding the Fourth Proportional to 49,832,511.10, 74,748,766.65 and 48,992,703.10
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Solution
The fourth proportional to 49,832,511.10, 74,748,766.65 and 48,992,703.10 is: 73,489,054.65
Step by Step Solution
- Step 1: Write the proportion equation
49,832,511.10 : 74,748,766.65 = 48,992,703.10 : x - Step 2: Convert to fraction form
49,832,511.10/74,748,766.65 = 48,992,703.10/x - Step 3: Cross multiply
49,832,511.10x = 74,748,766.65 × 48,992,703.10 - Step 4: Simplify right side
49,832,511.10x = 3,662,144,131,574,632 - Step 5: Solve for x
x = 3,662,144,131,574,632/49,832,511.10 - Step 6: Final answer
x = 73,489,054.65
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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.