Finding the Fourth Proportional to 265,781,606.70, 398,672,410.05 and 122,174,438.70
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Solution
The fourth proportional to 265,781,606.70, 398,672,410.05 and 122,174,438.70 is: 183,261,658.05
Step by Step Solution
- Step 1: Write the proportion equation
265,781,606.70 : 398,672,410.05 = 122,174,438.70 : x - Step 2: Convert to fraction form
265,781,606.70/398,672,410.05 = 122,174,438.70/x - Step 3: Cross multiply
265,781,606.70x = 398,672,410.05 × 122,174,438.70 - Step 4: Simplify right side
265,781,606.70x = 48,707,577,923,034,992 - Step 5: Solve for x
x = 48,707,577,923,034,992/265,781,606.70 - Step 6: Final answer
x = 183,261,658.05
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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.