Finding the Fourth Proportional to 9,920,232,474.40, 14,880,348,711.60 and 2,932,421,053.60
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Solution
The fourth proportional to 9,920,232,474.40, 14,880,348,711.60 and 2,932,421,053.60 is: 4,398,631,580.40
Step by Step Solution
- Step 1: Write the proportion equation
9,920,232,474.40 : 14,880,348,711.60 = 2,932,421,053.60 : x - Step 2: Convert to fraction form
9,920,232,474.40/14,880,348,711.60 = 2,932,421,053.60/x - Step 3: Cross multiply
9,920,232,474.40x = 14,880,348,711.60 × 2,932,421,053.60 - Step 4: Simplify right side
9,920,232,474.40x = 43,635,447,846,805,471,232 - Step 5: Solve for x
x = 43,635,447,846,805,471,232/9,920,232,474.40 - Step 6: Final answer
x = 4,398,631,580.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.