Finding the Fourth Proportional to 3,707,971,677.11, 5,560,848,132.58 and 1,220,373,415.06
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Solution
The fourth proportional to 3,707,971,677.11, 5,560,848,132.58 and 1,220,373,415.06 is: 1,830,195,000.70
Step by Step Solution
- Step 1: Write the proportion equation
3,707,971,677.11 : 5,560,848,132.58 = 1,220,373,415.06 : x - Step 2: Convert to fraction form
3,707,971,677.11/5,560,848,132.58 = 1,220,373,415.06/x - Step 3: Cross multiply
3,707,971,677.11x = 5,560,848,132.58 × 1,220,373,415.06 - Step 4: Simplify right side
3,707,971,677.11x = 6,786,311,226,174,239,744 - Step 5: Solve for x
x = 6,786,311,226,174,239,744/3,707,971,677.11 - Step 6: Final answer
x = 1,830,195,000.70
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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.