Finding the Fourth Proportional to 7,427,189,441,284.40, 11,145,873,115,609 and 2,592,191,083,601.40
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Solution
The fourth proportional to 7,427,189,441,284.40, 11,145,873,115,609 and 2,592,191,083,601.40 is: 3,890,062,740,103.99
Step by Step Solution
- Step 1: Write the proportion equation
7,427,189,441,284.40 : 11,145,873,115,609 = 2,592,191,083,601.40 : x - Step 2: Convert to fraction form
7,427,189,441,284.40/11,145,873,115,609 = 2,592,191,083,601.40/x - Step 3: Cross multiply
7,427,189,441,284.40x = 11,145,873,115,609 × 2,592,191,083,601.40 - Step 4: Simplify right side
7,427,189,441,284.40x = 28,892,232,909,234,204,147,974,144 - Step 5: Solve for x
x = 28,892,232,909,234,204,147,974,144/7,427,189,441,284.40 - Step 6: Final answer
x = 3,890,062,740,103.99
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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.