Finding the Fourth Proportional to 797,256,242,621.92, 1,195,887,466,522.30 and 192,880,478,234.08
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Solution
The fourth proportional to 797,256,242,621.92, 1,195,887,466,522.30 and 192,880,478,234.08 is: 289,321,467,961.65
Step by Step Solution
- Step 1: Write the proportion equation
797,256,242,621.92 : 1,195,887,466,522.30 = 192,880,478,234.08 : x - Step 2: Convert to fraction form
797,256,242,621.92/1,195,887,466,522.30 = 192,880,478,234.08/x - Step 3: Cross multiply
797,256,242,621.92x = 1,195,887,466,522.30 × 192,880,478,234.08 - Step 4: Simplify right side
797,256,242,621.92x = 230,663,346,456,963,548,446,720 - Step 5: Solve for x
x = 230,663,346,456,963,548,446,720/797,256,242,621.92 - Step 6: Final answer
x = 289,321,467,961.65
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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.