Finding the Fourth Proportional to 1,703,153,486.44, 2,554,713,198.40 and 538,622,175.88
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Solution
The fourth proportional to 1,703,153,486.44, 2,554,713,198.40 and 538,622,175.88 is: 807,927,877.69
Step by Step Solution
- Step 1: Write the proportion equation
1,703,153,486.44 : 2,554,713,198.40 = 538,622,175.88 : x - Step 2: Convert to fraction form
1,703,153,486.44/2,554,713,198.40 = 538,622,175.88/x - Step 3: Cross multiply
1,703,153,486.44x = 2,554,713,198.40 × 538,622,175.88 - Step 4: Simplify right side
1,703,153,486.44x = 1,376,025,181,671,562,240 - Step 5: Solve for x
x = 1,376,025,181,671,562,240/1,703,153,486.44 - Step 6: Final answer
x = 807,927,877.69
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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.