Finding the Fourth Proportional to 121,432,533, 182,147,191.64 and 29,315,774.68
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Solution
The fourth proportional to 121,432,533, 182,147,191.64 and 29,315,774.68 is: 43,973,273.86
Step by Step Solution
- Step 1: Write the proportion equation
121,432,533 : 182,147,191.64 = 29,315,774.68 : x - Step 2: Convert to fraction form
121,432,533/182,147,191.64 = 29,315,774.68/x - Step 3: Cross multiply
121,432,533x = 182,147,191.64 × 29,315,774.68 - Step 4: Simplify right side
121,432,533x = 5,339,786,028,713,019 - Step 5: Solve for x
x = 5,339,786,028,713,019/121,432,533 - Step 6: Final answer
x = 43,973,273.86
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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.