Finding the Fourth Proportional to 848,876,756.76, 1,273,315,135.14 and 235,460,982.42
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Solution
The fourth proportional to 848,876,756.76, 1,273,315,135.14 and 235,460,982.42 is: 353,191,473.63
Step by Step Solution
- Step 1: Write the proportion equation
848,876,756.76 : 1,273,315,135.14 = 235,460,982.42 : x - Step 2: Convert to fraction form
848,876,756.76/1,273,315,135.14 = 235,460,982.42/x - Step 3: Cross multiply
848,876,756.76x = 1,273,315,135.14 × 235,460,982.42 - Step 4: Simplify right side
848,876,756.76x = 299,816,032,650,319,488 - Step 5: Solve for x
x = 299,816,032,650,319,488/848,876,756.76 - Step 6: Final answer
x = 353,191,473.63
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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.