Finding the Fourth Proportional to 58,409,852.88, 80,630,416.05 and 36,394,229.74
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Solution
The fourth proportional to 58,409,852.88, 80,630,416.05 and 36,394,229.74 is: 50,239,501.40
Step by Step Solution
- Step 1: Write the proportion equation
58,409,852.88 : 80,630,416.05 = 36,394,229.74 : x - Step 2: Convert to fraction form
58,409,852.88/80,630,416.05 = 36,394,229.74/x - Step 3: Cross multiply
58,409,852.88x = 80,630,416.05 × 36,394,229.74 - Step 4: Simplify right side
58,409,852.88x = 2,934,481,885,719,793 - Step 5: Solve for x
x = 2,934,481,885,719,793/58,409,852.88 - Step 6: Final answer
x = 50,239,501.40
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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.