Finding the Fourth Proportional to 106,586,095.44, 147,027,413.88 and 64,170,125.76
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Solution
The fourth proportional to 106,586,095.44, 147,027,413.88 and 64,170,125.76 is: 88,517,809.01
Step by Step Solution
- Step 1: Write the proportion equation
106,586,095.44 : 147,027,413.88 = 64,170,125.76 : x - Step 2: Convert to fraction form
106,586,095.44/147,027,413.88 = 64,170,125.76/x - Step 3: Cross multiply
106,586,095.44x = 147,027,413.88 × 64,170,125.76 - Step 4: Simplify right side
106,586,095.44x = 9,434,767,638,847,168 - Step 5: Solve for x
x = 9,434,767,638,847,168/106,586,095.44 - Step 6: Final answer
x = 88,517,809.01
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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.