Finding the Fourth Proportional to 5,427,488,114.60, 8,141,232,171.90 and 2,322,384,639.80
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Solution
The fourth proportional to 5,427,488,114.60, 8,141,232,171.90 and 2,322,384,639.80 is: 3,483,576,959.70
Step by Step Solution
- Step 1: Write the proportion equation
5,427,488,114.60 : 8,141,232,171.90 = 2,322,384,639.80 : x - Step 2: Convert to fraction form
5,427,488,114.60/8,141,232,171.90 = 2,322,384,639.80/x - Step 3: Cross multiply
5,427,488,114.60x = 8,141,232,171.90 × 2,322,384,639.80 - Step 4: Simplify right side
5,427,488,114.60x = 18,907,072,545,066,151,936 - Step 5: Solve for x
x = 18,907,072,545,066,151,936/5,427,488,114.60 - Step 6: Final answer
x = 3,483,576,959.70
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Double scale
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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.