Finding the Fourth Proportional to 582,691,486.70, 874,037,230.05 and 519,202,001.90
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Solution
The fourth proportional to 582,691,486.70, 874,037,230.05 and 519,202,001.90 is: 778,803,002.85
Step by Step Solution
- Step 1: Write the proportion equation
582,691,486.70 : 874,037,230.05 = 519,202,001.90 : x - Step 2: Convert to fraction form
582,691,486.70/874,037,230.05 = 519,202,001.90/x - Step 3: Cross multiply
582,691,486.70x = 874,037,230.05 × 519,202,001.90 - Step 4: Simplify right side
582,691,486.70x = 453,801,879,577,090,816 - Step 5: Solve for x
x = 453,801,879,577,090,816/582,691,486.70 - Step 6: Final answer
x = 778,803,002.85
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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.