Finding the Fourth Proportional to 29,138,770.80, 40,853,998.80 and 29,138,770.80
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Solution
The fourth proportional to 29,138,770.80, 40,853,998.80 and 29,138,770.80 is: 40,853,998.80
Step by Step Solution
- Step 1: Write the proportion equation
29,138,770.80 : 40,853,998.80 = 29,138,770.80 : x - Step 2: Convert to fraction form
29,138,770.80/40,853,998.80 = 29,138,770.80/x - Step 3: Cross multiply
29,138,770.80x = 40,853,998.80 × 29,138,770.80 - Step 4: Simplify right side
29,138,770.80x = 1,190,435,307,296,675 - Step 5: Solve for x
x = 1,190,435,307,296,675/29,138,770.80 - Step 6: Final answer
x = 40,853,998.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.