Finding the Fourth Proportional to 145,066,463.80, 217,410,738.90 and 58,734,201.40
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Solution
The fourth proportional to 145,066,463.80, 217,410,738.90 and 58,734,201.40 is: 88,024,797.67
Step by Step Solution
- Step 1: Write the proportion equation
145,066,463.80 : 217,410,738.90 = 58,734,201.40 : x - Step 2: Convert to fraction form
145,066,463.80/217,410,738.90 = 58,734,201.40/x - Step 3: Cross multiply
145,066,463.80x = 217,410,738.90 × 58,734,201.40 - Step 4: Simplify right side
145,066,463.80x = 12,769,446,125,075,414 - Step 5: Solve for x
x = 12,769,446,125,075,414/145,066,463.80 - Step 6: Final answer
x = 88,024,797.67
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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.