Finding the Fourth Proportional to 434,911,285.62, 600,177,672.14 and 239,340,997.62
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Solution
The fourth proportional to 434,911,285.62, 600,177,672.14 and 239,340,997.62 is: 330,290,630.64
Step by Step Solution
- Step 1: Write the proportion equation
434,911,285.62 : 600,177,672.14 = 239,340,997.62 : x - Step 2: Convert to fraction form
434,911,285.62/600,177,672.14 = 239,340,997.62/x - Step 3: Cross multiply
434,911,285.62x = 600,177,672.14 × 239,340,997.62 - Step 4: Simplify right side
434,911,285.62x = 143,647,122,798,040,176 - Step 5: Solve for x
x = 143,647,122,798,040,176/434,911,285.62 - Step 6: Final answer
x = 330,290,630.64
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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.