Finding the Fourth Proportional to 2,220,574,935.44, 3,330,836,724.01 and 539,869,942.70
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Solution
The fourth proportional to 2,220,574,935.44, 3,330,836,724.01 and 539,869,942.70 is: 809,798,670.90
Step by Step Solution
- Step 1: Write the proportion equation
2,220,574,935.44 : 3,330,836,724.01 = 539,869,942.70 : x - Step 2: Convert to fraction form
2,220,574,935.44/3,330,836,724.01 = 539,869,942.70/x - Step 3: Cross multiply
2,220,574,935.44x = 3,330,836,724.01 × 539,869,942.70 - Step 4: Simplify right side
2,220,574,935.44x = 1,798,218,631,343,363,328 - Step 5: Solve for x
x = 1,798,218,631,343,363,328/2,220,574,935.44 - Step 6: Final answer
x = 809,798,670.90
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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.