Finding the Fourth Proportional to 7,844,586,372.80, 10,825,137,942.80 and 4,457,048,206.76
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Solution
The fourth proportional to 7,844,586,372.80, 10,825,137,942.80 and 4,457,048,206.76 is: 6,150,504,228.39
Step by Step Solution
- Step 1: Write the proportion equation
7,844,586,372.80 : 10,825,137,942.80 = 4,457,048,206.76 : x - Step 2: Convert to fraction form
7,844,586,372.80/10,825,137,942.80 = 4,457,048,206.76/x - Step 3: Cross multiply
7,844,586,372.80x = 10,825,137,942.80 × 4,457,048,206.76 - Step 4: Simplify right side
7,844,586,372.80x = 48,248,161,655,886,372,864 - Step 5: Solve for x
x = 48,248,161,655,886,372,864/7,844,586,372.80 - Step 6: Final answer
x = 6,150,504,228.39
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Double scale
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1.5x scale
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.