Finding the Fourth Proportional to 3,639,168,173.60, 5,458,752,260.40 and 3,034,506,413.60
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Solution
The fourth proportional to 3,639,168,173.60, 5,458,752,260.40 and 3,034,506,413.60 is: 4,551,759,620.40
Step by Step Solution
- Step 1: Write the proportion equation
3,639,168,173.60 : 5,458,752,260.40 = 3,034,506,413.60 : x - Step 2: Convert to fraction form
3,639,168,173.60/5,458,752,260.40 = 3,034,506,413.60/x - Step 3: Cross multiply
3,639,168,173.60x = 5,458,752,260.40 × 3,034,506,413.60 - Step 4: Simplify right side
3,639,168,173.60x = 16,564,618,744,437,295,104 - Step 5: Solve for x
x = 16,564,618,744,437,295,104/3,639,168,173.60 - Step 6: Final answer
x = 4,551,759,620.40
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1.5x scale
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.