Finding the Fourth Proportional to 4,484,042,926.79, 6,188,167,231.05 and 2,578,805,889.80
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Solution
The fourth proportional to 4,484,042,926.79, 6,188,167,231.05 and 2,578,805,889.80 is: 3,558,860,243.54
Step by Step Solution
- Step 1: Write the proportion equation
4,484,042,926.79 : 6,188,167,231.05 = 2,578,805,889.80 : x - Step 2: Convert to fraction form
4,484,042,926.79/6,188,167,231.05 = 2,578,805,889.80/x - Step 3: Cross multiply
4,484,042,926.79x = 6,188,167,231.05 × 2,578,805,889.80 - Step 4: Simplify right side
4,484,042,926.79x = 15,958,082,102,489,819,136 - Step 5: Solve for x
x = 15,958,082,102,489,819,136/4,484,042,926.79 - Step 6: Final answer
x = 3,558,860,243.54
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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.