Finding the Fourth Proportional to 6,717,787,412.16, 9,275,136,795.36 and 4,344,669,163.20
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Solution
The fourth proportional to 6,717,787,412.16, 9,275,136,795.36 and 4,344,669,163.20 is: 5,998,612,094.56
Step by Step Solution
- Step 1: Write the proportion equation
6,717,787,412.16 : 9,275,136,795.36 = 4,344,669,163.20 : x - Step 2: Convert to fraction form
6,717,787,412.16/9,275,136,795.36 = 4,344,669,163.20/x - Step 3: Cross multiply
6,717,787,412.16x = 9,275,136,795.36 × 4,344,669,163.20 - Step 4: Simplify right side
6,717,787,412.16x = 40,297,400,819,262,259,200 - Step 5: Solve for x
x = 40,297,400,819,262,259,200/6,717,787,412.16 - Step 6: Final answer
x = 5,998,612,094.56
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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.