Finding the Fourth Proportional to 356,110,334.75, 491,459,524.94 and 224,064,518.09
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Solution
The fourth proportional to 356,110,334.75, 491,459,524.94 and 224,064,518.09 is: 309,226,188.82
Step by Step Solution
- Step 1: Write the proportion equation
356,110,334.75 : 491,459,524.94 = 224,064,518.09 : x - Step 2: Convert to fraction form
356,110,334.75/491,459,524.94 = 224,064,518.09/x - Step 3: Cross multiply
356,110,334.75x = 491,459,524.94 × 224,064,518.09 - Step 4: Simplify right side
356,110,334.75x = 110,118,641,614,524,304 - Step 5: Solve for x
x = 110,118,641,614,524,304/356,110,334.75 - Step 6: Final answer
x = 309,226,188.82
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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.