Finding the Fourth Proportional to 197,368,369.92, 272,357,559.93 and 108,043,033.98
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Solution
The fourth proportional to 197,368,369.92, 272,357,559.93 and 108,043,033.98 is: 149,093,479.94
Step by Step Solution
- Step 1: Write the proportion equation
197,368,369.92 : 272,357,559.93 = 108,043,033.98 : x - Step 2: Convert to fraction form
197,368,369.92/272,357,559.93 = 108,043,033.98/x - Step 3: Cross multiply
197,368,369.92x = 272,357,559.93 × 108,043,033.98 - Step 4: Simplify right side
197,368,369.92x = 29,426,337,102,226,880 - Step 5: Solve for x
x = 29,426,337,102,226,880/197,368,369.92 - Step 6: Final answer
x = 149,093,479.94
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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.