Finding the Fourth Proportional to 6,365,294,188.23, 8,720,495,391.96 and 6,126,718,119.87
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Solution
The fourth proportional to 6,365,294,188.23, 8,720,495,391.96 and 6,126,718,119.87 is: 8,393,644,590.84
Step by Step Solution
- Step 1: Write the proportion equation
6,365,294,188.23 : 8,720,495,391.96 = 6,126,718,119.87 : x - Step 2: Convert to fraction form
6,365,294,188.23/8,720,495,391.96 = 6,126,718,119.87/x - Step 3: Cross multiply
6,365,294,188.23x = 8,720,495,391.96 × 6,126,718,119.87 - Step 4: Simplify right side
6,365,294,188.23x = 53,428,017,132,205,629,440 - Step 5: Solve for x
x = 53,428,017,132,205,629,440/6,365,294,188.23 - Step 6: Final answer
x = 8,393,644,590.84
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.