Finding the Fourth Proportional to 331,361,862.94, 497,114,542.59 and 126,889,945.48
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Solution
The fourth proportional to 331,361,862.94, 497,114,542.59 and 126,889,945.48 is: 190,362,393.08
Step by Step Solution
- Step 1: Write the proportion equation
331,361,862.94 : 497,114,542.59 = 126,889,945.48 : x - Step 2: Convert to fraction form
331,361,862.94/497,114,542.59 = 126,889,945.48/x - Step 3: Cross multiply
331,361,862.94x = 497,114,542.59 × 126,889,945.48 - Step 4: Simplify right side
331,361,862.94x = 63,078,837,205,317,448 - Step 5: Solve for x
x = 63,078,837,205,317,448/331,361,862.94 - Step 6: Final answer
x = 190,362,393.08
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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.