Finding the Fourth Proportional to 18,314,207,614.80, 27,473,326,961.40 and 6,684,546,430.80
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Solution
The fourth proportional to 18,314,207,614.80, 27,473,326,961.40 and 6,684,546,430.80 is: 10,027,555,302.67
Step by Step Solution
- Step 1: Write the proportion equation
18,314,207,614.80 : 27,473,326,961.40 = 6,684,546,430.80 : x - Step 2: Convert to fraction form
18,314,207,614.80/27,473,326,961.40 = 6,684,546,430.80/x - Step 3: Cross multiply
18,314,207,614.80x = 27,473,326,961.40 × 6,684,546,430.80 - Step 4: Simplify right side
18,314,207,614.80x = 183,646,729,682,027,806,720 - Step 5: Solve for x
x = 183,646,729,682,027,806,720/18,314,207,614.80 - Step 6: Final answer
x = 10,027,555,302.67
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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.