Finding the Fourth Proportional to 887,595,584.85, 1,331,393,377.28 and 370,397,203.65
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Solution
The fourth proportional to 887,595,584.85, 1,331,393,377.28 and 370,397,203.65 is: 555,595,805.48
Step by Step Solution
- Step 1: Write the proportion equation
887,595,584.85 : 1,331,393,377.28 = 370,397,203.65 : x - Step 2: Convert to fraction form
887,595,584.85/1,331,393,377.28 = 370,397,203.65/x - Step 3: Cross multiply
887,595,584.85x = 1,331,393,377.28 × 370,397,203.65 - Step 4: Simplify right side
887,595,584.85x = 493,144,383,900,789,440 - Step 5: Solve for x
x = 493,144,383,900,789,440/887,595,584.85 - Step 6: Final answer
x = 555,595,805.48
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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.