Finding the Fourth Proportional to 584,628,853.24, 806,685,276.72 and 333,618,640.12
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Solution
The fourth proportional to 584,628,853.24, 806,685,276.72 and 333,618,640.12 is: 460,335,208.45
Step by Step Solution
- Step 1: Write the proportion equation
584,628,853.24 : 806,685,276.72 = 333,618,640.12 : x - Step 2: Convert to fraction form
584,628,853.24/806,685,276.72 = 333,618,640.12/x - Step 3: Cross multiply
584,628,853.24x = 806,685,276.72 × 333,618,640.12 - Step 4: Simplify right side
584,628,853.24x = 269,125,245,024,152,320 - Step 5: Solve for x
x = 269,125,245,024,152,320/584,628,853.24 - Step 6: Final answer
x = 460,335,208.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.