Finding the Fourth Proportional to 2,589,464,735.69, 3,573,454,613.97 and 1,445,018,840.96
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Solution
The fourth proportional to 2,589,464,735.69, 3,573,454,613.97 and 1,445,018,840.96 is: 1,994,122,249.80
Step by Step Solution
- Step 1: Write the proportion equation
2,589,464,735.69 : 3,573,454,613.97 = 1,445,018,840.96 : x - Step 2: Convert to fraction form
2,589,464,735.69/3,573,454,613.97 = 1,445,018,840.96/x - Step 3: Cross multiply
2,589,464,735.69x = 3,573,454,613.97 × 1,445,018,840.96 - Step 4: Simplify right side
2,589,464,735.69x = 5,163,709,244,502,093,824 - Step 5: Solve for x
x = 5,163,709,244,502,093,824/2,589,464,735.69 - Step 6: Final answer
x = 1,994,122,249.80
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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.