Finding the Fourth Proportional to 132,887,233.80, 199,330,850.70 and 97,055,425.80
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Solution
The fourth proportional to 132,887,233.80, 199,330,850.70 and 97,055,425.80 is: 145,583,138.70
Step by Step Solution
- Step 1: Write the proportion equation
132,887,233.80 : 199,330,850.70 = 97,055,425.80 : x - Step 2: Convert to fraction form
132,887,233.80/199,330,850.70 = 97,055,425.80/x - Step 3: Cross multiply
132,887,233.80x = 199,330,850.70 × 97,055,425.80 - Step 4: Simplify right side
132,887,233.80x = 19,346,140,589,764,728 - Step 5: Solve for x
x = 19,346,140,589,764,728/132,887,233.80 - Step 6: Final answer
x = 145,583,138.70
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1.5x scale
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.