Finding the Fourth Proportional to 157,466,163.60, 236,199,245.40 and 157,466,163.60
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Solution
The fourth proportional to 157,466,163.60, 236,199,245.40 and 157,466,163.60 is: 236,199,245.40
Step by Step Solution
- Step 1: Write the proportion equation
157,466,163.60 : 236,199,245.40 = 157,466,163.60 : x - Step 2: Convert to fraction form
157,466,163.60/236,199,245.40 = 157,466,163.60/x - Step 3: Cross multiply
157,466,163.60x = 236,199,245.40 × 157,466,163.60 - Step 4: Simplify right side
157,466,163.60x = 37,193,389,018,352,944 - Step 5: Solve for x
x = 37,193,389,018,352,944/157,466,163.60 - Step 6: Final answer
x = 236,199,245.40
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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.