Finding the Fourth Proportional to 2,750,554,466.10, 4,125,831,699.15 and 1,879,841,531.70
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Solution
The fourth proportional to 2,750,554,466.10, 4,125,831,699.15 and 1,879,841,531.70 is: 2,819,762,297.55
Step by Step Solution
- Step 1: Write the proportion equation
2,750,554,466.10 : 4,125,831,699.15 = 1,879,841,531.70 : x - Step 2: Convert to fraction form
2,750,554,466.10/4,125,831,699.15 = 1,879,841,531.70/x - Step 3: Cross multiply
2,750,554,466.10x = 4,125,831,699.15 × 1,879,841,531.70 - Step 4: Simplify right side
2,750,554,466.10x = 7,755,909,780,866,549,760 - Step 5: Solve for x
x = 7,755,909,780,866,549,760/2,750,554,466.10 - Step 6: Final answer
x = 2,819,762,297.55
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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.