Finding the Fourth Proportional to 8,046,711,487.99, 12,069,147,797.20 and 2,151,730,428.22
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Solution
The fourth proportional to 8,046,711,487.99, 12,069,147,797.20 and 2,151,730,428.22 is: 3,227,349,780.92
Step by Step Solution
- Step 1: Write the proportion equation
8,046,711,487.99 : 12,069,147,797.20 = 2,151,730,428.22 : x - Step 2: Convert to fraction form
8,046,711,487.99/12,069,147,797.20 = 2,151,730,428.22/x - Step 3: Cross multiply
8,046,711,487.99x = 12,069,147,797.20 × 2,151,730,428.22 - Step 4: Simplify right side
8,046,711,487.99x = 25,969,552,557,919,625,216 - Step 5: Solve for x
x = 25,969,552,557,919,625,216/8,046,711,487.99 - Step 6: Final answer
x = 3,227,349,780.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.