Finding the Fourth Proportional to 1,757,172,791.66, 2,424,891,800.21 and 964,232,040.47
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Solution
The fourth proportional to 1,757,172,791.66, 2,424,891,800.21 and 964,232,040.47 is: 1,330,636,565.47
Step by Step Solution
- Step 1: Write the proportion equation
1,757,172,791.66 : 2,424,891,800.21 = 964,232,040.47 : x - Step 2: Convert to fraction form
1,757,172,791.66/2,424,891,800.21 = 964,232,040.47/x - Step 3: Cross multiply
1,757,172,791.66x = 2,424,891,800.21 × 964,232,040.47 - Step 4: Simplify right side
1,757,172,791.66x = 2,338,158,368,418,514,432 - Step 5: Solve for x
x = 2,338,158,368,418,514,432/1,757,172,791.66 - Step 6: Final answer
x = 1,330,636,565.47
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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.