Finding the Fourth Proportional to 113,481,035.80, 170,221,553.70 and 113,481,035.80
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Solution
The fourth proportional to 113,481,035.80, 170,221,553.70 and 113,481,035.80 is: 170,221,553.70
Step by Step Solution
- Step 1: Write the proportion equation
113,481,035.80 : 170,221,553.70 = 113,481,035.80 : x - Step 2: Convert to fraction form
113,481,035.80/170,221,553.70 = 113,481,035.80/x - Step 3: Cross multiply
113,481,035.80x = 170,221,553.70 × 113,481,035.80 - Step 4: Simplify right side
113,481,035.80x = 19,316,918,229,361,320 - Step 5: Solve for x
x = 19,316,918,229,361,320/113,481,035.80 - Step 6: Final answer
x = 170,221,553.70
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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.