Finding the Fourth Proportional to 4,550,422,542.90, 6,815,430,147.15 and 3,734,129,166.90
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Solution
The fourth proportional to 4,550,422,542.90, 6,815,430,147.15 and 3,734,129,166.90 is: 5,592,820,503.48
Step by Step Solution
- Step 1: Write the proportion equation
4,550,422,542.90 : 6,815,430,147.15 = 3,734,129,166.90 : x - Step 2: Convert to fraction form
4,550,422,542.90/6,815,430,147.15 = 3,734,129,166.90/x - Step 3: Cross multiply
4,550,422,542.90x = 6,815,430,147.15 × 3,734,129,166.90 - Step 4: Simplify right side
4,550,422,542.90x = 25,449,696,497,442,373,632 - Step 5: Solve for x
x = 25,449,696,497,442,373,632/4,550,422,542.90 - Step 6: Final answer
x = 5,592,820,503.48
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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.