Finding the Fourth Proportional to 180,399,138.96, 270,510,528.24 and 125,837,862.96
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Solution
The fourth proportional to 180,399,138.96, 270,510,528.24 and 125,837,862.96 is: 188,695,284.12
Step by Step Solution
- Step 1: Write the proportion equation
180,399,138.96 : 270,510,528.24 = 125,837,862.96 : x - Step 2: Convert to fraction form
180,399,138.96/270,510,528.24 = 125,837,862.96/x - Step 3: Cross multiply
180,399,138.96x = 270,510,528.24 × 125,837,862.96 - Step 4: Simplify right side
180,399,138.96x = 34,040,466,781,902,328 - Step 5: Solve for x
x = 34,040,466,781,902,328/180,399,138.96 - Step 6: Final answer
x = 188,695,284.12
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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.