Finding the Fourth Proportional to 5,668,858,808.70, 8,503,288,213.05 and 1,791,465,272.70
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Solution
The fourth proportional to 5,668,858,808.70, 8,503,288,213.05 and 1,791,465,272.70 is: 2,687,197,909.05
Step by Step Solution
- Step 1: Write the proportion equation
5,668,858,808.70 : 8,503,288,213.05 = 1,791,465,272.70 : x - Step 2: Convert to fraction form
5,668,858,808.70/8,503,288,213.05 = 1,791,465,272.70/x - Step 3: Cross multiply
5,668,858,808.70x = 8,503,288,213.05 × 1,791,465,272.70 - Step 4: Simplify right side
5,668,858,808.70x = 15,233,345,537,438,314,496 - Step 5: Solve for x
x = 15,233,345,537,438,314,496/5,668,858,808.70 - Step 6: Final answer
x = 2,687,197,909.05
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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.