Finding the Fourth Proportional to 2,420,151,700.40, 3,630,227,550.60 and 2,366,403,988.40
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Solution
The fourth proportional to 2,420,151,700.40, 3,630,227,550.60 and 2,366,403,988.40 is: 3,549,605,982.60
Step by Step Solution
- Step 1: Write the proportion equation
2,420,151,700.40 : 3,630,227,550.60 = 2,366,403,988.40 : x - Step 2: Convert to fraction form
2,420,151,700.40/3,630,227,550.60 = 2,366,403,988.40/x - Step 3: Cross multiply
2,420,151,700.40x = 3,630,227,550.60 × 2,366,403,988.40 - Step 4: Simplify right side
2,420,151,700.40x = 8,590,584,954,539,403,264 - Step 5: Solve for x
x = 8,590,584,954,539,403,264/2,420,151,700.40 - Step 6: Final answer
x = 3,549,605,982.60
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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.