Finding the Fourth Proportional to 2,616,626,415.06, 3,925,699,571.16 and 845,959,329.18
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Solution
The fourth proportional to 2,616,626,415.06, 3,925,699,571.16 and 845,959,329.18 is: 1,269,184,686.31
Step by Step Solution
- Step 1: Write the proportion equation
2,616,626,415.06 : 3,925,699,571.16 = 845,959,329.18 : x - Step 2: Convert to fraction form
2,616,626,415.06/3,925,699,571.16 = 845,959,329.18/x - Step 3: Cross multiply
2,616,626,415.06x = 3,925,699,571.16 × 845,959,329.18 - Step 4: Simplify right side
2,616,626,415.06x = 3,320,982,175,780,726,784 - Step 5: Solve for x
x = 3,320,982,175,780,726,784/2,616,626,415.06 - Step 6: Final answer
x = 1,269,184,686.31
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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.