Finding the Fourth Proportional to 265,644,765.95, 398,092,591.42 and 125,435,626.79
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Solution
The fourth proportional to 265,644,765.95, 398,092,591.42 and 125,435,626.79 is: 187,976,576.71
Step by Step Solution
- Step 1: Write the proportion equation
265,644,765.95 : 398,092,591.42 = 125,435,626.79 : x - Step 2: Convert to fraction form
265,644,765.95/398,092,591.42 = 125,435,626.79/x - Step 3: Cross multiply
265,644,765.95x = 398,092,591.42 × 125,435,626.79 - Step 4: Simplify right side
265,644,765.95x = 49,934,993,722,919,024 - Step 5: Solve for x
x = 49,934,993,722,919,024/265,644,765.95 - Step 6: Final answer
x = 187,976,576.71
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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.