Finding the Fourth Proportional to 5,668,716,742.90, 8,503,075,114.35 and 2,766,340,294.90
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Solution
The fourth proportional to 5,668,716,742.90, 8,503,075,114.35 and 2,766,340,294.90 is: 4,149,510,442.35
Step by Step Solution
- Step 1: Write the proportion equation
5,668,716,742.90 : 8,503,075,114.35 = 2,766,340,294.90 : x - Step 2: Convert to fraction form
5,668,716,742.90/8,503,075,114.35 = 2,766,340,294.90/x - Step 3: Cross multiply
5,668,716,742.90x = 8,503,075,114.35 × 2,766,340,294.90 - Step 4: Simplify right side
5,668,716,742.90x = 23,522,399,319,387,832,320 - Step 5: Solve for x
x = 23,522,399,319,387,832,320/5,668,716,742.90 - Step 6: Final answer
x = 4,149,510,442.35
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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.