Finding the Fourth Proportional to 4,491,561,510.81, 6,197,938,918.43 and 2,484,353,446.74
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Solution
The fourth proportional to 4,491,561,510.81, 6,197,938,918.43 and 2,484,353,446.74 is: 3,428,177,678.88
Step by Step Solution
- Step 1: Write the proportion equation
4,491,561,510.81 : 6,197,938,918.43 = 2,484,353,446.74 : x - Step 2: Convert to fraction form
4,491,561,510.81/6,197,938,918.43 = 2,484,353,446.74/x - Step 3: Cross multiply
4,491,561,510.81x = 6,197,938,918.43 × 2,484,353,446.74 - Step 4: Simplify right side
4,491,561,510.81x = 15,397,870,914,673,135,616 - Step 5: Solve for x
x = 15,397,870,914,673,135,616/4,491,561,510.81 - Step 6: Final answer
x = 3,428,177,678.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.