Finding the Fourth Proportional to 4,784,761,560.26, 7,177,084,607.65 and 1,243,189,619.48
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Solution
The fourth proportional to 4,784,761,560.26, 7,177,084,607.65 and 1,243,189,619.48 is: 1,864,769,428.94
Step by Step Solution
- Step 1: Write the proportion equation
4,784,761,560.26 : 7,177,084,607.65 = 1,243,189,619.48 : x - Step 2: Convert to fraction form
4,784,761,560.26/7,177,084,607.65 = 1,243,189,619.48/x - Step 3: Cross multiply
4,784,761,560.26x = 7,177,084,607.65 × 1,243,189,619.48 - Step 4: Simplify right side
4,784,761,560.26x = 8,922,477,082,360,168,448 - Step 5: Solve for x
x = 8,922,477,082,360,168,448/4,784,761,560.26 - Step 6: Final answer
x = 1,864,769,428.94
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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.