Finding the Fourth Proportional to 80,051,724.96, 110,471,474.96 and 43,382,295.96
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Solution
The fourth proportional to 80,051,724.96, 110,471,474.96 and 43,382,295.96 is: 59,867,619.65
Step by Step Solution
- Step 1: Write the proportion equation
80,051,724.96 : 110,471,474.96 = 43,382,295.96 : x - Step 2: Convert to fraction form
80,051,724.96/110,471,474.96 = 43,382,295.96/x - Step 3: Cross multiply
80,051,724.96x = 110,471,474.96 × 43,382,295.96 - Step 4: Simplify right side
80,051,724.96x = 4,792,506,221,852,449 - Step 5: Solve for x
x = 4,792,506,221,852,449/80,051,724.96 - Step 6: Final answer
x = 59,867,619.65
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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.