Finding the Fourth Proportional to 4,639,202,929.20, 6,402,310,862.81 and 2,734,044,812.22
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Solution
The fourth proportional to 4,639,202,929.20, 6,402,310,862.81 and 2,734,044,812.22 is: 3,773,106,084.78
Step by Step Solution
- Step 1: Write the proportion equation
4,639,202,929.20 : 6,402,310,862.81 = 2,734,044,812.22 : x - Step 2: Convert to fraction form
4,639,202,929.20/6,402,310,862.81 = 2,734,044,812.22/x - Step 3: Cross multiply
4,639,202,929.20x = 6,402,310,862.81 × 2,734,044,812.22 - Step 4: Simplify right side
4,639,202,929.20x = 17,504,204,800,685,432,832 - Step 5: Solve for x
x = 17,504,204,800,685,432,832/4,639,202,929.20 - Step 6: Final answer
x = 3,773,106,084.78
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1.5x scale
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.