Finding the Fourth Proportional to 121,432,534, 182,147,193.18 and 29,315,775.64
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Solution
The fourth proportional to 121,432,534, 182,147,193.18 and 29,315,775.64 is: 43,973,275.31
Step by Step Solution
- Step 1: Write the proportion equation
121,432,534 : 182,147,193.18 = 29,315,775.64 : x - Step 2: Convert to fraction form
121,432,534/182,147,193.18 = 29,315,775.64/x - Step 3: Cross multiply
121,432,534x = 182,147,193.18 × 29,315,775.64 - Step 4: Simplify right side
121,432,534x = 5,339,786,248,720,618 - Step 5: Solve for x
x = 5,339,786,248,720,618/121,432,534 - Step 6: Final answer
x = 43,973,275.31
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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.