Finding the Fourth Proportional to 4,435,969,174.12, 6,121,595,581.86 and 2,555,683,851.88
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Solution
The fourth proportional to 4,435,969,174.12, 6,121,595,581.86 and 2,555,683,851.88 is: 3,526,819,588.28
Step by Step Solution
- Step 1: Write the proportion equation
4,435,969,174.12 : 6,121,595,581.86 = 2,555,683,851.88 : x - Step 2: Convert to fraction form
4,435,969,174.12/6,121,595,581.86 = 2,555,683,851.88/x - Step 3: Cross multiply
4,435,969,174.12x = 6,121,595,581.86 × 2,555,683,851.88 - Step 4: Simplify right side
4,435,969,174.12x = 15,644,862,976,299,554,816 - Step 5: Solve for x
x = 15,644,862,976,299,554,816/4,435,969,174.12 - Step 6: Final answer
x = 3,526,819,588.28
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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.