Finding the Fourth Proportional to 6,531,767,231.13, 9,797,622,883.64 and 1,810,075,661.95
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Solution
The fourth proportional to 6,531,767,231.13, 9,797,622,883.64 and 1,810,075,661.95 is: 2,715,105,743.84
Step by Step Solution
- Step 1: Write the proportion equation
6,531,767,231.13 : 9,797,622,883.64 = 1,810,075,661.95 : x - Step 2: Convert to fraction form
6,531,767,231.13/9,797,622,883.64 = 1,810,075,661.95/x - Step 3: Cross multiply
6,531,767,231.13x = 9,797,622,883.64 × 1,810,075,661.95 - Step 4: Simplify right side
6,531,767,231.13x = 17,734,438,726,641,139,712 - Step 5: Solve for x
x = 17,734,438,726,641,139,712/6,531,767,231.13 - Step 6: Final answer
x = 2,715,105,743.84
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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.