Finding the Fourth Proportional to 3,819,482,735.04, 5,269,984,536.79 and 3,210,743,207.84
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Solution
The fourth proportional to 3,819,482,735.04, 5,269,984,536.79 and 3,210,743,207.84 is: 4,430,067,689.97
Step by Step Solution
- Step 1: Write the proportion equation
3,819,482,735.04 : 5,269,984,536.79 = 3,210,743,207.84 : x - Step 2: Convert to fraction form
3,819,482,735.04/5,269,984,536.79 = 3,210,743,207.84/x - Step 3: Cross multiply
3,819,482,735.04x = 5,269,984,536.79 × 3,210,743,207.84 - Step 4: Simplify right side
3,819,482,735.04x = 16,920,567,056,898,465,792 - Step 5: Solve for x
x = 16,920,567,056,898,465,792/3,819,482,735.04 - Step 6: Final answer
x = 4,430,067,689.97
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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.