Finding the Fourth Proportional to 2,541,933,834.40, 3,507,779,222.76 and 1,397,491,607.08
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Solution
The fourth proportional to 2,541,933,834.40, 3,507,779,222.76 and 1,397,491,607.08 is: 1,928,489,230.11
Step by Step Solution
- Step 1: Write the proportion equation
2,541,933,834.40 : 3,507,779,222.76 = 1,397,491,607.08 : x - Step 2: Convert to fraction form
2,541,933,834.40/3,507,779,222.76 = 1,397,491,607.08/x - Step 3: Cross multiply
2,541,933,834.40x = 3,507,779,222.76 × 1,397,491,607.08 - Step 4: Simplify right side
2,541,933,834.40x = 4,902,092,023,296,705,536 - Step 5: Solve for x
x = 4,902,092,023,296,705,536/2,541,933,834.40 - Step 6: Final answer
x = 1,928,489,230.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.