Finding the Fourth Proportional to 5,896,882,098.78, 8,846,566,941.99 and 1,912,656,789.21
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Solution
The fourth proportional to 5,896,882,098.78, 8,846,566,941.99 and 1,912,656,789.21 is: 2,869,388,608.99
Step by Step Solution
- Step 1: Write the proportion equation
5,896,882,098.78 : 8,846,566,941.99 = 1,912,656,789.21 : x - Step 2: Convert to fraction form
5,896,882,098.78/8,846,566,941.99 = 1,912,656,789.21/x - Step 3: Cross multiply
5,896,882,098.78x = 8,846,566,941.99 × 1,912,656,789.21 - Step 4: Simplify right side
5,896,882,098.78x = 16,920,446,322,797,922,304 - Step 5: Solve for x
x = 16,920,446,322,797,922,304/5,896,882,098.78 - Step 6: Final answer
x = 2,869,388,608.99
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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.