Finding the Fourth Proportional to 2,288,147,638.05, 3,432,253,344.62 and 652,372,240.05
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Solution
The fourth proportional to 2,288,147,638.05, 3,432,253,344.62 and 652,372,240.05 is: 978,567,451.51
Step by Step Solution
- Step 1: Write the proportion equation
2,288,147,638.05 : 3,432,253,344.62 = 652,372,240.05 : x - Step 2: Convert to fraction form
2,288,147,638.05/3,432,253,344.62 = 652,372,240.05/x - Step 3: Cross multiply
2,288,147,638.05x = 3,432,253,344.62 × 652,372,240.05 - Step 4: Simplify right side
2,288,147,638.05x = 2,239,106,802,845,591,808 - Step 5: Solve for x
x = 2,239,106,802,845,591,808/2,288,147,638.05 - Step 6: Final answer
x = 978,567,451.51
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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.