Finding the Fourth Proportional to 590,976,289.80, 886,464,434.70 and 263,451,169.80
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Solution
The fourth proportional to 590,976,289.80, 886,464,434.70 and 263,451,169.80 is: 395,176,754.70
Step by Step Solution
- Step 1: Write the proportion equation
590,976,289.80 : 886,464,434.70 = 263,451,169.80 : x - Step 2: Convert to fraction form
590,976,289.80/886,464,434.70 = 263,451,169.80/x - Step 3: Cross multiply
590,976,289.80x = 886,464,434.70 × 263,451,169.80 - Step 4: Simplify right side
590,976,289.80x = 233,540,092,307,810,720 - Step 5: Solve for x
x = 233,540,092,307,810,720/590,976,289.80 - Step 6: Final answer
x = 395,176,754.70
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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.