Finding the Fourth Proportional to 998,426,836.58, 1,494,726,121.04 and 582,629,497.70
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Solution
The fourth proportional to 998,426,836.58, 1,494,726,121.04 and 582,629,497.70 is: 872,243,710.99
Step by Step Solution
- Step 1: Write the proportion equation
998,426,836.58 : 1,494,726,121.04 = 582,629,497.70 : x - Step 2: Convert to fraction form
998,426,836.58/1,494,726,121.04 = 582,629,497.70/x - Step 3: Cross multiply
998,426,836.58x = 1,494,726,121.04 × 582,629,497.70 - Step 4: Simplify right side
998,426,836.58x = 870,871,529,090,217,984 - Step 5: Solve for x
x = 870,871,529,090,217,984/998,426,836.58 - Step 6: Final answer
x = 872,243,710.99
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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.