Finding the Fourth Proportional to 442,847,805.55, 664,271,708.33 and 170,227,466.35
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Solution
The fourth proportional to 442,847,805.55, 664,271,708.33 and 170,227,466.35 is: 255,341,199.53
Step by Step Solution
- Step 1: Write the proportion equation
442,847,805.55 : 664,271,708.33 = 170,227,466.35 : x - Step 2: Convert to fraction form
442,847,805.55/664,271,708.33 = 170,227,466.35/x - Step 3: Cross multiply
442,847,805.55x = 664,271,708.33 × 170,227,466.35 - Step 4: Simplify right side
442,847,805.55x = 113,077,289,876,150,960 - Step 5: Solve for x
x = 113,077,289,876,150,960/442,847,805.55 - Step 6: Final answer
x = 255,341,199.53
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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.