Finding the Fourth Proportional to 121,633,445.34, 182,448,646.29 and 29,517,946.56
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Solution
The fourth proportional to 121,633,445.34, 182,448,646.29 and 29,517,946.56 is: 44,276,550.55
Step by Step Solution
- Step 1: Write the proportion equation
121,633,445.34 : 182,448,646.29 = 29,517,946.56 : x - Step 2: Convert to fraction form
121,633,445.34/182,448,646.29 = 29,517,946.56/x - Step 3: Cross multiply
121,633,445.34x = 182,448,646.29 × 29,517,946.56 - Step 4: Simplify right side
121,633,445.34x = 5,385,509,391,132,562 - Step 5: Solve for x
x = 5,385,509,391,132,562/121,633,445.34 - Step 6: Final answer
x = 44,276,550.55
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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.