Finding the Fourth Proportional to 2,107,208,268,583.20, 2,907,947,410,363 and 1,193,725,236,529.50
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Solution
The fourth proportional to 2,107,208,268,583.20, 2,907,947,410,363 and 1,193,725,236,529.50 is: 1,647,340,826,251.06
Step by Step Solution
- Step 1: Write the proportion equation
2,107,208,268,583.20 : 2,907,947,410,363 = 1,193,725,236,529.50 : x - Step 2: Convert to fraction form
2,107,208,268,583.20/2,907,947,410,363 = 1,193,725,236,529.50/x - Step 3: Cross multiply
2,107,208,268,583.20x = 2,907,947,410,363 × 1,193,725,236,529.50 - Step 4: Simplify right side
2,107,208,268,583.20x = 3,471,290,210,250,919,413,547,008 - Step 5: Solve for x
x = 3,471,290,210,250,919,413,547,008/2,107,208,268,583.20 - Step 6: Final answer
x = 1,647,340,826,251.06
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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.