Finding the Fourth Proportional to 199,728,158,618.48, 299,560,346,732.84 and 58,204,476,343.66
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Solution
The fourth proportional to 199,728,158,618.48, 299,560,346,732.84 and 58,204,476,343.66 is: 87,297,420,831.96
Step by Step Solution
- Step 1: Write the proportion equation
199,728,158,618.48 : 299,560,346,732.84 = 58,204,476,343.66 : x - Step 2: Convert to fraction form
199,728,158,618.48/299,560,346,732.84 = 58,204,476,343.66/x - Step 3: Cross multiply
199,728,158,618.48x = 299,560,346,732.84 × 58,204,476,343.66 - Step 4: Simplify right side
199,728,158,618.48x = 17,435,753,114,910,175,789,056 - Step 5: Solve for x
x = 17,435,753,114,910,175,789,056/199,728,158,618.48 - Step 6: Final answer
x = 87,297,420,831.96
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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.