Finding the Fourth Proportional to 713,690,197.41, 1,070,511,739.66 and 293,497,027.41
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Solution
The fourth proportional to 713,690,197.41, 1,070,511,739.66 and 293,497,027.41 is: 440,235,853.79
Step by Step Solution
- Step 1: Write the proportion equation
713,690,197.41 : 1,070,511,739.66 = 293,497,027.41 : x - Step 2: Convert to fraction form
713,690,197.41/1,070,511,739.66 = 293,497,027.41/x - Step 3: Cross multiply
713,690,197.41x = 1,070,511,739.66 × 293,497,027.41 - Step 4: Simplify right side
713,690,197.41x = 314,192,013,397,717,824 - Step 5: Solve for x
x = 314,192,013,397,717,824/713,690,197.41 - Step 6: Final answer
x = 440,235,853.79
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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.