Finding the Fourth Proportional to 1,755,625,894.04, 2,420,419,986.92 and 1,394,717,356.51
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Solution
The fourth proportional to 1,755,625,894.04, 2,420,419,986.92 and 1,394,717,356.51 is: 1,922,848,015.21
Step by Step Solution
- Step 1: Write the proportion equation
1,755,625,894.04 : 2,420,419,986.92 = 1,394,717,356.51 : x - Step 2: Convert to fraction form
1,755,625,894.04/2,420,419,986.92 = 1,394,717,356.51/x - Step 3: Cross multiply
1,755,625,894.04x = 2,420,419,986.92 × 1,394,717,356.51 - Step 4: Simplify right side
1,755,625,894.04x = 3,375,801,765,801,031,168 - Step 5: Solve for x
x = 3,375,801,765,801,031,168/1,755,625,894.04 - Step 6: Final answer
x = 1,922,848,015.21
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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.