Finding the Fourth Proportional to 8,729,324,257.44, 13,102,264,586.16 and 5,403,077,224.32
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Solution
The fourth proportional to 8,729,324,257.44, 13,102,264,586.16 and 5,403,077,224.32 is: 8,109,739,687.14
Step by Step Solution
- Step 1: Write the proportion equation
8,729,324,257.44 : 13,102,264,586.16 = 5,403,077,224.32 : x - Step 2: Convert to fraction form
8,729,324,257.44/13,102,264,586.16 = 5,403,077,224.32/x - Step 3: Cross multiply
8,729,324,257.44x = 13,102,264,586.16 × 5,403,077,224.32 - Step 4: Simplify right side
8,729,324,257.44x = 70,792,547,372,495,601,664 - Step 5: Solve for x
x = 70,792,547,372,495,601,664/8,729,324,257.44 - Step 6: Final answer
x = 8,109,739,687.14
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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.