Finding the Fourth Proportional to 5,311,181,996.08, 7,329,441,475.76 and 2,932,324,534.24
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Solution
The fourth proportional to 5,311,181,996.08, 7,329,441,475.76 and 2,932,324,534.24 is: 4,046,613,555.61
Step by Step Solution
- Step 1: Write the proportion equation
5,311,181,996.08 : 7,329,441,475.76 = 2,932,324,534.24 : x - Step 2: Convert to fraction form
5,311,181,996.08/7,329,441,475.76 = 2,932,324,534.24/x - Step 3: Cross multiply
5,311,181,996.08x = 7,329,441,475.76 × 2,932,324,534.24 - Step 4: Simplify right side
5,311,181,996.08x = 21,492,301,061,647,278,080 - Step 5: Solve for x
x = 21,492,301,061,647,278,080/5,311,181,996.08 - Step 6: Final answer
x = 4,046,613,555.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.