Finding the Fourth Proportional to 2,689,524,047.20, 4,034,286,070.80 and 1,651,017,474.40
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Solution
The fourth proportional to 2,689,524,047.20, 4,034,286,070.80 and 1,651,017,474.40 is: 2,476,526,211.60
Step by Step Solution
- Step 1: Write the proportion equation
2,689,524,047.20 : 4,034,286,070.80 = 1,651,017,474.40 : x - Step 2: Convert to fraction form
2,689,524,047.20/4,034,286,070.80 = 1,651,017,474.40/x - Step 3: Cross multiply
2,689,524,047.20x = 4,034,286,070.80 × 1,651,017,474.40 - Step 4: Simplify right side
2,689,524,047.20x = 6,660,676,799,619,316,736 - Step 5: Solve for x
x = 6,660,676,799,619,316,736/2,689,524,047.20 - Step 6: Final answer
x = 2,476,526,211.60
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1.5x scale
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.