Finding the Fourth Proportional to 2,439,347,509.76, 3,366,287,734.56 and 1,382,073,405.44
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Solution
The fourth proportional to 2,439,347,509.76, 3,366,287,734.56 and 1,382,073,405.44 is: 1,907,254,597.54
Step by Step Solution
- Step 1: Write the proportion equation
2,439,347,509.76 : 3,366,287,734.56 = 1,382,073,405.44 : x - Step 2: Convert to fraction form
2,439,347,509.76/3,366,287,734.56 = 1,382,073,405.44/x - Step 3: Cross multiply
2,439,347,509.76x = 3,366,287,734.56 × 1,382,073,405.44 - Step 4: Simplify right side
2,439,347,509.76x = 4,652,456,752,994,242,560 - Step 5: Solve for x
x = 4,652,456,752,994,242,560/2,439,347,509.76 - Step 6: Final answer
x = 1,907,254,597.54
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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.