Finding the Fourth Proportional to 198,067,908.87, 297,006,302.34 and 83,021,561.19
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Solution
The fourth proportional to 198,067,908.87, 297,006,302.34 and 83,021,561.19 is: 124,492,286.73
Step by Step Solution
- Step 1: Write the proportion equation
198,067,908.87 : 297,006,302.34 = 83,021,561.19 : x - Step 2: Convert to fraction form
198,067,908.87/297,006,302.34 = 83,021,561.19/x - Step 3: Cross multiply
198,067,908.87x = 297,006,302.34 × 83,021,561.19 - Step 4: Simplify right side
198,067,908.87x = 24,657,926,903,535,948 - Step 5: Solve for x
x = 24,657,926,903,535,948/198,067,908.87 - Step 6: Final answer
x = 124,492,286.73
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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.