Finding the Fourth Proportional to 2,816,307,534.80, 4,224,461,302.20 and 2,574,243,765.20
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Solution
The fourth proportional to 2,816,307,534.80, 4,224,461,302.20 and 2,574,243,765.20 is: 3,861,365,647.80
Step by Step Solution
- Step 1: Write the proportion equation
2,816,307,534.80 : 4,224,461,302.20 = 2,574,243,765.20 : x - Step 2: Convert to fraction form
2,816,307,534.80/4,224,461,302.20 = 2,574,243,765.20/x - Step 3: Cross multiply
2,816,307,534.80x = 4,224,461,302.20 × 2,574,243,765.20 - Step 4: Simplify right side
2,816,307,534.80x = 10,874,793,168,517,021,696 - Step 5: Solve for x
x = 10,874,793,168,517,021,696/2,816,307,534.80 - Step 6: Final answer
x = 3,861,365,647.80
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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.