Finding the Fourth Proportional to 1,040,544,565.02, 1,560,193,536.71 and 331,186,724.96
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Solution
The fourth proportional to 1,040,544,565.02, 1,560,193,536.71 and 331,186,724.96 is: 496,581,698.75
Step by Step Solution
- Step 1: Write the proportion equation
1,040,544,565.02 : 1,560,193,536.71 = 331,186,724.96 : x - Step 2: Convert to fraction form
1,040,544,565.02/1,560,193,536.71 = 331,186,724.96/x - Step 3: Cross multiply
1,040,544,565.02x = 1,560,193,536.71 × 331,186,724.96 - Step 4: Simplify right side
1,040,544,565.02x = 516,715,387,717,287,488 - Step 5: Solve for x
x = 516,715,387,717,287,488/1,040,544,565.02 - Step 6: Final answer
x = 496,581,698.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.