Finding the Fourth Proportional to 5,203,403,622.41, 7,804,182,809.53 and 2,366,533,400.05
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Solution
The fourth proportional to 5,203,403,622.41, 7,804,182,809.53 and 2,366,533,400.05 is: 3,549,380,486.13
Step by Step Solution
- Step 1: Write the proportion equation
5,203,403,622.41 : 7,804,182,809.53 = 2,366,533,400.05 : x - Step 2: Convert to fraction form
5,203,403,622.41/7,804,182,809.53 = 2,366,533,400.05/x - Step 3: Cross multiply
5,203,403,622.41x = 7,804,182,809.53 × 2,366,533,400.05 - Step 4: Simplify right side
5,203,403,622.41x = 18,468,859,278,848,794,624 - Step 5: Solve for x
x = 18,468,859,278,848,794,624/5,203,403,622.41 - Step 6: Final answer
x = 3,549,380,486.13
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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.