Finding the Fourth Proportional to 144,469,889.94, 199,358,633.25 and 79,283,992.98
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Solution
The fourth proportional to 144,469,889.94, 199,358,633.25 and 79,283,992.98 is: 109,406,523.99
Step by Step Solution
- Step 1: Write the proportion equation
144,469,889.94 : 199,358,633.25 = 79,283,992.98 : x - Step 2: Convert to fraction form
144,469,889.94/199,358,633.25 = 79,283,992.98/x - Step 3: Cross multiply
144,469,889.94x = 199,358,633.25 × 79,283,992.98 - Step 4: Simplify right side
144,469,889.94x = 15,805,948,479,095,396 - Step 5: Solve for x
x = 15,805,948,479,095,396/144,469,889.94 - Step 6: Final answer
x = 109,406,523.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.