Finding the Fourth Proportional to 2,697,543,138.27, 4,046,592,235.25 and 1,018,243,125.99
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Solution
The fourth proportional to 2,697,543,138.27, 4,046,592,235.25 and 1,018,243,125.99 is: 1,527,469,447.57
Step by Step Solution
- Step 1: Write the proportion equation
2,697,543,138.27 : 4,046,592,235.25 = 1,018,243,125.99 : x - Step 2: Convert to fraction form
2,697,543,138.27/4,046,592,235.25 = 1,018,243,125.99/x - Step 3: Cross multiply
2,697,543,138.27x = 4,046,592,235.25 × 1,018,243,125.99 - Step 4: Simplify right side
2,697,543,138.27x = 4,120,414,727,222,730,240 - Step 5: Solve for x
x = 4,120,414,727,222,730,240/2,697,543,138.27 - Step 6: Final answer
x = 1,527,469,447.57
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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.