Finding the Fourth Proportional to 446,229,207.70, 669,343,811.55 and 446,229,207.70
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Solution
The fourth proportional to 446,229,207.70, 669,343,811.55 and 446,229,207.70 is: 669,343,811.55
Step by Step Solution
- Step 1: Write the proportion equation
446,229,207.70 : 669,343,811.55 = 446,229,207.70 : x - Step 2: Convert to fraction form
446,229,207.70/669,343,811.55 = 446,229,207.70/x - Step 3: Cross multiply
446,229,207.70x = 669,343,811.55 × 446,229,207.70 - Step 4: Simplify right side
446,229,207.70x = 298,680,758,706,854,592 - Step 5: Solve for x
x = 298,680,758,706,854,592/446,229,207.70 - Step 6: Final answer
x = 669,343,811.55
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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.