Finding the Fourth Proportional to 180,585,414.05, 249,199,531.47 and 102,269,528.12
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Solution
The fourth proportional to 180,585,414.05, 249,199,531.47 and 102,269,528.12 is: 141,127,225.72
Step by Step Solution
- Step 1: Write the proportion equation
180,585,414.05 : 249,199,531.47 = 102,269,528.12 : x - Step 2: Convert to fraction form
180,585,414.05/249,199,531.47 = 102,269,528.12/x - Step 3: Cross multiply
180,585,414.05x = 249,199,531.47 × 102,269,528.12 - Step 4: Simplify right side
180,585,414.05x = 25,485,518,489,915,992 - Step 5: Solve for x
x = 25,485,518,489,915,992/180,585,414.05 - Step 6: Final answer
x = 141,127,225.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.