Finding the Fourth Proportional to 1,827,446,729.68, 2,741,170,025.40 and 534,982,217.68
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Solution
The fourth proportional to 1,827,446,729.68, 2,741,170,025.40 and 534,982,217.68 is: 802,473,306.29
Step by Step Solution
- Step 1: Write the proportion equation
1,827,446,729.68 : 2,741,170,025.40 = 534,982,217.68 : x - Step 2: Convert to fraction form
1,827,446,729.68/2,741,170,025.40 = 534,982,217.68/x - Step 3: Cross multiply
1,827,446,729.68x = 2,741,170,025.40 × 534,982,217.68 - Step 4: Simplify right side
1,827,446,729.68x = 1,466,477,219,226,434,048 - Step 5: Solve for x
x = 1,466,477,219,226,434,048/1,827,446,729.68 - Step 6: Final answer
x = 802,473,306.29
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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.