Finding the Fourth Proportional to 88,879,799.36, 133,198,648.56 and 50,036,776.67
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Solution
The fourth proportional to 88,879,799.36, 133,198,648.56 and 50,036,776.67 is: 74,987,017.05
Step by Step Solution
- Step 1: Write the proportion equation
88,879,799.36 : 133,198,648.56 = 50,036,776.67 : x - Step 2: Convert to fraction form
88,879,799.36/133,198,648.56 = 50,036,776.67/x - Step 3: Cross multiply
88,879,799.36x = 133,198,648.56 × 50,036,776.67 - Step 4: Simplify right side
88,879,799.36x = 6,664,831,030,076,544 - Step 5: Solve for x
x = 6,664,831,030,076,544/88,879,799.36 - Step 6: Final answer
x = 74,987,017.05
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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.