Finding the Fourth Proportional to 22,458,591,708.36, 33,634,409,104.05 and 12,995,291,988.18
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Solution
The fourth proportional to 22,458,591,708.36, 33,634,409,104.05 and 12,995,291,988.18 is: 19,461,993,558.32
Step by Step Solution
- Step 1: Write the proportion equation
22,458,591,708.36 : 33,634,409,104.05 = 12,995,291,988.18 : x - Step 2: Convert to fraction form
22,458,591,708.36/33,634,409,104.05 = 12,995,291,988.18/x - Step 3: Cross multiply
22,458,591,708.36x = 33,634,409,104.05 × 12,995,291,988.18 - Step 4: Simplify right side
22,458,591,708.36x = 437,088,967,157,029,404,672 - Step 5: Solve for x
x = 437,088,967,157,029,404,672/22,458,591,708.36 - Step 6: Final answer
x = 19,461,993,558.32
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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.