Finding the Fourth Proportional to 5,176,883,114.70, 7,765,324,672.05 and 4,315,948,694.70
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Solution
The fourth proportional to 5,176,883,114.70, 7,765,324,672.05 and 4,315,948,694.70 is: 6,473,923,042.05
Step by Step Solution
- Step 1: Write the proportion equation
5,176,883,114.70 : 7,765,324,672.05 = 4,315,948,694.70 : x - Step 2: Convert to fraction form
5,176,883,114.70/7,765,324,672.05 = 4,315,948,694.70/x - Step 3: Cross multiply
5,176,883,114.70x = 7,765,324,672.05 × 4,315,948,694.70 - Step 4: Simplify right side
5,176,883,114.70x = 33,514,742,882,255,900,672 - Step 5: Solve for x
x = 33,514,742,882,255,900,672/5,176,883,114.70 - Step 6: Final answer
x = 6,473,923,042.05
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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.