Finding the Fourth Proportional to 1,747,727,731.80, 2,411,899,824 and 954,825,067.08
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Solution
The fourth proportional to 1,747,727,731.80, 2,411,899,824 and 954,825,067.08 is: 1,317,678,016.63
Step by Step Solution
- Step 1: Write the proportion equation
1,747,727,731.80 : 2,411,899,824 = 954,825,067.08 : x - Step 2: Convert to fraction form
1,747,727,731.80/2,411,899,824 = 954,825,067.08/x - Step 3: Cross multiply
1,747,727,731.80x = 2,411,899,824 × 954,825,067.08 - Step 4: Simplify right side
1,747,727,731.80x = 2,302,942,411,241,040,384 - Step 5: Solve for x
x = 2,302,942,411,241,040,384/1,747,727,731.80 - Step 6: Final answer
x = 1,317,678,016.63
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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.