Finding the Fourth Proportional to 434,911,197.30, 600,177,550.62 and 239,340,909.30
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Solution
The fourth proportional to 434,911,197.30, 600,177,550.62 and 239,340,909.30 is: 330,290,508.96
Step by Step Solution
- Step 1: Write the proportion equation
434,911,197.30 : 600,177,550.62 = 239,340,909.30 : x - Step 2: Convert to fraction form
434,911,197.30/600,177,550.62 = 239,340,909.30/x - Step 3: Cross multiply
434,911,197.30x = 600,177,550.62 × 239,340,909.30 - Step 4: Simplify right side
434,911,197.30x = 143,647,040,706,837,584 - Step 5: Solve for x
x = 143,647,040,706,837,584/434,911,197.30 - Step 6: Final answer
x = 330,290,508.96
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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.