Finding the Fourth Proportional to 88,759,617.83, 122,488,438.55 and 49,601,394.62
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Solution
The fourth proportional to 88,759,617.83, 122,488,438.55 and 49,601,394.62 is: 68,450,017.30
Step by Step Solution
- Step 1: Write the proportion equation
88,759,617.83 : 122,488,438.55 = 49,601,394.62 : x - Step 2: Convert to fraction form
88,759,617.83/122,488,438.55 = 49,601,394.62/x - Step 3: Cross multiply
88,759,617.83x = 122,488,438.55 × 49,601,394.62 - Step 4: Simplify right side
88,759,617.83x = 6,075,597,376,045,722 - Step 5: Solve for x
x = 6,075,597,376,045,722/88,759,617.83 - Step 6: Final answer
x = 68,450,017.30
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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.