Finding the Fourth Proportional to 81,351,560.52, 112,272,077.36 and 46,075,640.94
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Solution
The fourth proportional to 81,351,560.52, 112,272,077.36 and 46,075,640.94 is: 63,588,306.00
Step by Step Solution
- Step 1: Write the proportion equation
81,351,560.52 : 112,272,077.36 = 46,075,640.94 : x - Step 2: Convert to fraction form
81,351,560.52/112,272,077.36 = 46,075,640.94/x - Step 3: Cross multiply
81,351,560.52x = 112,272,077.36 × 46,075,640.94 - Step 4: Simplify right side
81,351,560.52x = 5,173,007,924,142,452 - Step 5: Solve for x
x = 5,173,007,924,142,452/81,351,560.52 - Step 6: Final answer
x = 63,588,306.00
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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.