Finding the Fourth Proportional to 50,261,749.68, 69,341,268.99 and 29,064,612.48
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Solution
The fourth proportional to 50,261,749.68, 69,341,268.99 and 29,064,612.48 is: 40,097,631.40
Step by Step Solution
- Step 1: Write the proportion equation
50,261,749.68 : 69,341,268.99 = 29,064,612.48 : x - Step 2: Convert to fraction form
50,261,749.68/69,341,268.99 = 29,064,612.48/x - Step 3: Cross multiply
50,261,749.68x = 69,341,268.99 × 29,064,612.48 - Step 4: Simplify right side
50,261,749.68x = 2,015,377,112,065,790.75 - Step 5: Solve for x
x = 2,015,377,112,065,790.75/50,261,749.68 - Step 6: Final answer
x = 40,097,631.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.