Finding the Fourth Proportional to 7,699,694,954.40, 11,549,542,431.60 and 1,883,604,650.40
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Solution
The fourth proportional to 7,699,694,954.40, 11,549,542,431.60 and 1,883,604,650.40 is: 2,825,406,975.60
Step by Step Solution
- Step 1: Write the proportion equation
7,699,694,954.40 : 11,549,542,431.60 = 1,883,604,650.40 : x - Step 2: Convert to fraction form
7,699,694,954.40/11,549,542,431.60 = 1,883,604,650.40/x - Step 3: Cross multiply
7,699,694,954.40x = 11,549,542,431.60 × 1,883,604,650.40 - Step 4: Simplify right side
7,699,694,954.40x = 21,754,771,834,153,885,696 - Step 5: Solve for x
x = 21,754,771,834,153,885,696/7,699,694,954.40 - Step 6: Final answer
x = 2,825,406,975.60
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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.