Finding the Fourth Proportional to 3,278,235,006.79, 4,523,907,812.74 and 1,849,309,203.49
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Solution
The fourth proportional to 3,278,235,006.79, 4,523,907,812.74 and 1,849,309,203.49 is: 2,552,014,830.09
Step by Step Solution
- Step 1: Write the proportion equation
3,278,235,006.79 : 4,523,907,812.74 = 1,849,309,203.49 : x - Step 2: Convert to fraction form
3,278,235,006.79/4,523,907,812.74 = 1,849,309,203.49/x - Step 3: Cross multiply
3,278,235,006.79x = 4,523,907,812.74 × 1,849,309,203.49 - Step 4: Simplify right side
3,278,235,006.79x = 8,366,104,353,840,397,312 - Step 5: Solve for x
x = 8,366,104,353,840,397,312/3,278,235,006.79 - Step 6: Final answer
x = 2,552,014,830.09
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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.