Finding the Fourth Proportional to 220,634,295.12, 304,452,795.33 and 135,847,950.12
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Solution
The fourth proportional to 220,634,295.12, 304,452,795.33 and 135,847,950.12 is: 187,456,297.90
Step by Step Solution
- Step 1: Write the proportion equation
220,634,295.12 : 304,452,795.33 = 135,847,950.12 : x - Step 2: Convert to fraction form
220,634,295.12/304,452,795.33 = 135,847,950.12/x - Step 3: Cross multiply
220,634,295.12x = 304,452,795.33 × 135,847,950.12 - Step 4: Simplify right side
220,634,295.12x = 41,359,288,153,884,408 - Step 5: Solve for x
x = 41,359,288,153,884,408/220,634,295.12 - Step 6: Final answer
x = 187,456,297.90
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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.