Finding the Fourth Proportional to 196,677,869.80, 295,016,804.70 and 73,855,949.80
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Solution
The fourth proportional to 196,677,869.80, 295,016,804.70 and 73,855,949.80 is: 110,783,924.70
Step by Step Solution
- Step 1: Write the proportion equation
196,677,869.80 : 295,016,804.70 = 73,855,949.80 : x - Step 2: Convert to fraction form
196,677,869.80/295,016,804.70 = 73,855,949.80/x - Step 3: Cross multiply
196,677,869.80x = 295,016,804.70 × 73,855,949.80 - Step 4: Simplify right side
196,677,869.80x = 21,788,746,318,079,604 - Step 5: Solve for x
x = 21,788,746,318,079,604/196,677,869.80 - Step 6: Final answer
x = 110,783,924.70
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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.