Finding the Fourth Proportional to 102,942,349.87, 154,366,436.26 and 61,462,055.47
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Solution
The fourth proportional to 102,942,349.87, 154,366,436.26 and 61,462,055.47 is: 92,164,968.84
Step by Step Solution
- Step 1: Write the proportion equation
102,942,349.87 : 154,366,436.26 = 61,462,055.47 : x - Step 2: Convert to fraction form
102,942,349.87/154,366,436.26 = 61,462,055.47/x - Step 3: Cross multiply
102,942,349.87x = 154,366,436.26 × 61,462,055.47 - Step 4: Simplify right side
102,942,349.87x = 9,487,678,468,118,338 - Step 5: Solve for x
x = 9,487,678,468,118,338/102,942,349.87 - Step 6: Final answer
x = 92,164,968.84
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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.