Finding the Fourth Proportional to 442,366,966.76, 610,466,796.90 and 246,796,719.08
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Solution
The fourth proportional to 442,366,966.76, 610,466,796.90 and 246,796,719.08 is: 340,579,685.88
Step by Step Solution
- Step 1: Write the proportion equation
442,366,966.76 : 610,466,796.90 = 246,796,719.08 : x - Step 2: Convert to fraction form
442,366,966.76/610,466,796.90 = 246,796,719.08/x - Step 3: Cross multiply
442,366,966.76x = 610,466,796.90 × 246,796,719.08 - Step 4: Simplify right side
442,366,966.76x = 150,661,202,582,196,704 - Step 5: Solve for x
x = 150,661,202,582,196,704/442,366,966.76 - Step 6: Final answer
x = 340,579,685.88
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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.