Finding the Fourth Proportional to 3,647,132,346.40, 5,473,385,905.20 and 1,467,662,624.80
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Solution
The fourth proportional to 3,647,132,346.40, 5,473,385,905.20 and 1,467,662,624.80 is: 2,202,575,382.85
Step by Step Solution
- Step 1: Write the proportion equation
3,647,132,346.40 : 5,473,385,905.20 = 1,467,662,624.80 : x - Step 2: Convert to fraction form
3,647,132,346.40/5,473,385,905.20 = 1,467,662,624.80/x - Step 3: Cross multiply
3,647,132,346.40x = 5,473,385,905.20 × 1,467,662,624.80 - Step 4: Simplify right side
3,647,132,346.40x = 8,033,083,924,169,155,584 - Step 5: Solve for x
x = 8,033,083,924,169,155,584/3,647,132,346.40 - Step 6: Final answer
x = 2,202,575,382.85
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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.