Finding the Fourth Proportional to 9,627,133,858.92, 13,280,555,278.92 and 6,287,586,958.44
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Solution
The fourth proportional to 9,627,133,858.92, 13,280,555,278.92 and 6,287,586,958.44 is: 8,673,676,651.46
Step by Step Solution
- Step 1: Write the proportion equation
9,627,133,858.92 : 13,280,555,278.92 = 6,287,586,958.44 : x - Step 2: Convert to fraction form
9,627,133,858.92/13,280,555,278.92 = 6,287,586,958.44/x - Step 3: Cross multiply
9,627,133,858.92x = 13,280,555,278.92 × 6,287,586,958.44 - Step 4: Simplify right side
9,627,133,858.92x = 83,502,646,172,578,889,728 - Step 5: Solve for x
x = 83,502,646,172,578,889,728/9,627,133,858.92 - Step 6: Final answer
x = 8,673,676,651.46
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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.