Finding the Fourth Proportional to 113,420,513.80, 170,130,770.70 and 94,524,833.80
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Solution
The fourth proportional to 113,420,513.80, 170,130,770.70 and 94,524,833.80 is: 141,787,250.70
Step by Step Solution
- Step 1: Write the proportion equation
113,420,513.80 : 170,130,770.70 = 94,524,833.80 : x - Step 2: Convert to fraction form
113,420,513.80/170,130,770.70 = 94,524,833.80/x - Step 3: Cross multiply
113,420,513.80x = 170,130,770.70 × 94,524,833.80 - Step 4: Simplify right side
113,420,513.80x = 16,081,582,824,683,408 - Step 5: Solve for x
x = 16,081,582,824,683,408/113,420,513.80 - Step 6: Final answer
x = 141,787,250.70
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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.