Finding the Fourth Proportional to 2,775,650,324.44, 3,830,361,712.32 and 1,586,205,672.16
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Solution
The fourth proportional to 2,775,650,324.44, 3,830,361,712.32 and 1,586,205,672.16 is: 2,188,943,405.81
Step by Step Solution
- Step 1: Write the proportion equation
2,775,650,324.44 : 3,830,361,712.32 = 1,586,205,672.16 : x - Step 2: Convert to fraction form
2,775,650,324.44/3,830,361,712.32 = 1,586,205,672.16/x - Step 3: Cross multiply
2,775,650,324.44x = 3,830,361,712.32 × 1,586,205,672.16 - Step 4: Simplify right side
2,775,650,324.44x = 6,075,741,474,506,474,496 - Step 5: Solve for x
x = 6,075,741,474,506,474,496/2,775,650,324.44 - Step 6: Final answer
x = 2,188,943,405.81
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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.