Finding the Fourth Proportional to 901,848,149,619.88, 1,244,555,366,582.80 and 531,067,744,402.60
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Solution
The fourth proportional to 901,848,149,619.88, 1,244,555,366,582.80 and 531,067,744,402.60 is: 732,876,384,559.71
Step by Step Solution
- Step 1: Write the proportion equation
901,848,149,619.88 : 1,244,555,366,582.80 = 531,067,744,402.60 : x - Step 2: Convert to fraction form
901,848,149,619.88/1,244,555,366,582.80 = 531,067,744,402.60/x - Step 3: Cross multiply
901,848,149,619.88x = 1,244,555,366,582.80 × 531,067,744,402.60 - Step 4: Simplify right side
901,848,149,619.88x = 660,943,211,315,278,559,313,920 - Step 5: Solve for x
x = 660,943,211,315,278,559,313,920/901,848,149,619.88 - Step 6: Final answer
x = 732,876,384,559.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.