Finding the Fourth Proportional to 4,269,145,081.76, 6,404,821,620.96 and 2,500,009,864.64
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Solution
The fourth proportional to 4,269,145,081.76, 6,404,821,620.96 and 2,500,009,864.64 is: 3,750,661,297.99
Step by Step Solution
- Step 1: Write the proportion equation
4,269,145,081.76 : 6,404,821,620.96 = 2,500,009,864.64 : x - Step 2: Convert to fraction form
4,269,145,081.76/6,404,821,620.96 = 2,500,009,864.64/x - Step 3: Cross multiply
4,269,145,081.76x = 6,404,821,620.96 × 2,500,009,864.64 - Step 4: Simplify right side
4,269,145,081.76x = 16,012,117,233,659,553,792 - Step 5: Solve for x
x = 16,012,117,233,659,553,792/4,269,145,081.76 - Step 6: Final answer
x = 3,750,661,297.99
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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.