Finding the Fourth Proportional to 479,675,545.12, 719,779,366.50 and 234,034,198.84
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Solution
The fourth proportional to 479,675,545.12, 719,779,366.50 and 234,034,198.84 is: 351,181,103.76
Step by Step Solution
- Step 1: Write the proportion equation
479,675,545.12 : 719,779,366.50 = 234,034,198.84 : x - Step 2: Convert to fraction form
479,675,545.12/719,779,366.50 = 234,034,198.84/x - Step 3: Cross multiply
479,675,545.12x = 719,779,366.50 × 234,034,198.84 - Step 4: Simplify right side
479,675,545.12x = 168,452,987,380,390,240 - Step 5: Solve for x
x = 168,452,987,380,390,240/479,675,545.12 - Step 6: Final answer
x = 351,181,103.76
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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.