Finding the Fourth Proportional to 5,890,798,992.21, 8,129,474,285.41 and 3,214,751,539.42
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Solution
The fourth proportional to 5,890,798,992.21, 8,129,474,285.41 and 3,214,751,539.42 is: 4,436,450,812.23
Step by Step Solution
- Step 1: Write the proportion equation
5,890,798,992.21 : 8,129,474,285.41 = 3,214,751,539.42 : x - Step 2: Convert to fraction form
5,890,798,992.21/8,129,474,285.41 = 3,214,751,539.42/x - Step 3: Cross multiply
5,890,798,992.21x = 8,129,474,285.41 × 3,214,751,539.42 - Step 4: Simplify right side
5,890,798,992.21x = 26,134,239,973,697,101,824 - Step 5: Solve for x
x = 26,134,239,973,697,101,824/5,890,798,992.21 - Step 6: Final answer
x = 4,436,450,812.23
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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.