Finding the Fourth Proportional to 5,878,651,542.42, 8,112,535,551.99 and 3,238,452,654.42
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Solution
The fourth proportional to 5,878,651,542.42, 8,112,535,551.99 and 3,238,452,654.42 is: 4,469,062,692.84
Step by Step Solution
- Step 1: Write the proportion equation
5,878,651,542.42 : 8,112,535,551.99 = 3,238,452,654.42 : x - Step 2: Convert to fraction form
5,878,651,542.42/8,112,535,551.99 = 3,238,452,654.42/x - Step 3: Cross multiply
5,878,651,542.42x = 8,112,535,551.99 × 3,238,452,654.42 - Step 4: Simplify right side
5,878,651,542.42x = 26,272,062,292,418,633,728 - Step 5: Solve for x
x = 26,272,062,292,418,633,728/5,878,651,542.42 - Step 6: Final answer
x = 4,469,062,692.84
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1.5x scale
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.