Finding the Fourth Proportional to 2,234,507,421.16, 3,083,715,902.82 and 1,244,432,836.84
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Solution
The fourth proportional to 2,234,507,421.16, 3,083,715,902.82 and 1,244,432,836.84 is: 1,717,370,590.32
Step by Step Solution
- Step 1: Write the proportion equation
2,234,507,421.16 : 3,083,715,902.82 = 1,244,432,836.84 : x - Step 2: Convert to fraction form
2,234,507,421.16/3,083,715,902.82 = 1,244,432,836.84/x - Step 3: Cross multiply
2,234,507,421.16x = 3,083,715,902.82 × 1,244,432,836.84 - Step 4: Simplify right side
2,234,507,421.16x = 3,837,477,328,954,914,304 - Step 5: Solve for x
x = 3,837,477,328,954,914,304/2,234,507,421.16 - Step 6: Final answer
x = 1,717,370,590.32
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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.