Finding the Fourth Proportional to 2,752,656,765.60, 4,128,985,148.40 and 1,983,555,350.40
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Solution
The fourth proportional to 2,752,656,765.60, 4,128,985,148.40 and 1,983,555,350.40 is: 2,975,333,025.60
Step by Step Solution
- Step 1: Write the proportion equation
2,752,656,765.60 : 4,128,985,148.40 = 1,983,555,350.40 : x - Step 2: Convert to fraction form
2,752,656,765.60/4,128,985,148.40 = 1,983,555,350.40/x - Step 3: Cross multiply
2,752,656,765.60x = 4,128,985,148.40 × 1,983,555,350.40 - Step 4: Simplify right side
2,752,656,765.60x = 8,190,070,582,830,958,592 - Step 5: Solve for x
x = 8,190,070,582,830,958,592/2,752,656,765.60 - Step 6: Final answer
x = 2,975,333,025.60
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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.