Finding the Fourth Proportional to 298,102,791.92, 447,557,416.00 and 205,756,935.62
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Solution
The fourth proportional to 298,102,791.92, 447,557,416.00 and 205,756,935.62 is: 308,913,720.12
Step by Step Solution
- Step 1: Write the proportion equation
298,102,791.92 : 447,557,416.00 = 205,756,935.62 : x - Step 2: Convert to fraction form
298,102,791.92/447,557,416.00 = 205,756,935.62/x - Step 3: Cross multiply
298,102,791.92x = 447,557,416.00 × 205,756,935.62 - Step 4: Simplify right side
298,102,791.92x = 92,088,042,427,413,376 - Step 5: Solve for x
x = 92,088,042,427,413,376/298,102,791.92 - Step 6: Final answer
x = 308,913,720.12
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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.