Finding the Fourth Proportional to 188,352,436.80, 282,318,703.20 and 73,298,740.80
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Solution
The fourth proportional to 188,352,436.80, 282,318,703.20 and 73,298,740.80 is: 109,866,406.83
Step by Step Solution
- Step 1: Write the proportion equation
188,352,436.80 : 282,318,703.20 = 73,298,740.80 : x - Step 2: Convert to fraction form
188,352,436.80/282,318,703.20 = 73,298,740.80/x - Step 3: Cross multiply
188,352,436.80x = 282,318,703.20 × 73,298,740.80 - Step 4: Simplify right side
188,352,436.80x = 20,693,605,448,848,928 - Step 5: Solve for x
x = 20,693,605,448,848,928/188,352,436.80 - Step 6: Final answer
x = 109,866,406.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.