Finding the Fourth Proportional to 2,816,635,881.20, 4,224,953,821.80 and 2,697,215,183.60
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Solution
The fourth proportional to 2,816,635,881.20, 4,224,953,821.80 and 2,697,215,183.60 is: 4,045,822,775.40
Step by Step Solution
- Step 1: Write the proportion equation
2,816,635,881.20 : 4,224,953,821.80 = 2,697,215,183.60 : x - Step 2: Convert to fraction form
2,816,635,881.20/4,224,953,821.80 = 2,697,215,183.60/x - Step 3: Cross multiply
2,816,635,881.20x = 4,224,953,821.80 × 2,697,215,183.60 - Step 4: Simplify right side
2,816,635,881.20x = 11,395,609,598,167,808,000 - Step 5: Solve for x
x = 11,395,609,598,167,808,000/2,816,635,881.20 - Step 6: Final answer
x = 4,045,822,775.40
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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.