Finding the Fourth Proportional to 36,720,745,307.70, 55,081,117,961.55 and 22,027,464,539.70
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Solution
The fourth proportional to 36,720,745,307.70, 55,081,117,961.55 and 22,027,464,539.70 is: 33,041,196,809.55
Step by Step Solution
- Step 1: Write the proportion equation
36,720,745,307.70 : 55,081,117,961.55 = 22,027,464,539.70 : x - Step 2: Convert to fraction form
36,720,745,307.70/55,081,117,961.55 = 22,027,464,539.70/x - Step 3: Cross multiply
36,720,745,307.70x = 55,081,117,961.55 × 22,027,464,539.70 - Step 4: Simplify right side
36,720,745,307.70x = 1,213,297,372,705,075,494,912 - Step 5: Solve for x
x = 1,213,297,372,705,075,494,912/36,720,745,307.70 - Step 6: Final answer
x = 33,041,196,809.55
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Double scale
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Similar ratio
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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.