Finding the Fourth Proportional to 2,382,980,909.22, 3,288,543,406.08 and 1,311,407,524.26
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Solution
The fourth proportional to 2,382,980,909.22, 3,288,543,406.08 and 1,311,407,524.26 is: 1,809,758,756.31
Step by Step Solution
- Step 1: Write the proportion equation
2,382,980,909.22 : 3,288,543,406.08 = 1,311,407,524.26 : x - Step 2: Convert to fraction form
2,382,980,909.22/3,288,543,406.08 = 1,311,407,524.26/x - Step 3: Cross multiply
2,382,980,909.22x = 3,288,543,406.08 × 1,311,407,524.26 - Step 4: Simplify right side
2,382,980,909.22x = 4,312,620,566,588,920,320 - Step 5: Solve for x
x = 4,312,620,566,588,920,320/2,382,980,909.22 - Step 6: Final answer
x = 1,809,758,756.31
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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.