Finding the Fourth Proportional to 794,384,929.98, 1,191,845,554.31 and 351,666,540.99
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Solution
The fourth proportional to 794,384,929.98, 1,191,845,554.31 and 351,666,540.99 is: 527,618,523.04
Step by Step Solution
- Step 1: Write the proportion equation
794,384,929.98 : 1,191,845,554.31 = 351,666,540.99 : x - Step 2: Convert to fraction form
794,384,929.98/1,191,845,554.31 = 351,666,540.99/x - Step 3: Cross multiply
794,384,929.98x = 1,191,845,554.31 × 351,666,540.99 - Step 4: Simplify right side
794,384,929.98x = 419,132,203,479,386,048 - Step 5: Solve for x
x = 419,132,203,479,386,048/794,384,929.98 - Step 6: Final answer
x = 527,618,523.04
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1.5x scale
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.