Finding the Fourth Proportional to 7,558,287,096.70, 11,337,430,645.05 and 5,191,036,306.30
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Solution
The fourth proportional to 7,558,287,096.70, 11,337,430,645.05 and 5,191,036,306.30 is: 7,786,554,459.45
Step by Step Solution
- Step 1: Write the proportion equation
7,558,287,096.70 : 11,337,430,645.05 = 5,191,036,306.30 : x - Step 2: Convert to fraction form
7,558,287,096.70/11,337,430,645.05 = 5,191,036,306.30/x - Step 3: Cross multiply
7,558,287,096.70x = 11,337,430,645.05 × 5,191,036,306.30 - Step 4: Simplify right side
7,558,287,096.70x = 58,853,014,098,612,772,864 - Step 5: Solve for x
x = 58,853,014,098,612,772,864/7,558,287,096.70 - Step 6: Final answer
x = 7,786,554,459.45
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Double scale
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1.5x scale
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.