Finding the Fourth Proportional to 245,595,927.85, 338,920,625.67 and 134,086,765.02
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Solution
The fourth proportional to 245,595,927.85, 338,920,625.67 and 134,086,765.02 is: 185,038,777.69
Step by Step Solution
- Step 1: Write the proportion equation
245,595,927.85 : 338,920,625.67 = 134,086,765.02 : x - Step 2: Convert to fraction form
245,595,927.85/338,920,625.67 = 134,086,765.02/x - Step 3: Cross multiply
245,595,927.85x = 338,920,625.67 × 134,086,765.02 - Step 4: Simplify right side
245,595,927.85x = 45,444,770,294,644,672 - Step 5: Solve for x
x = 45,444,770,294,644,672/245,595,927.85 - Step 6: Final answer
x = 185,038,777.69
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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.