Finding the Fourth Proportional to 296,462,469.58, 409,118,246.82 and 164,311,997.98
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Solution
The fourth proportional to 296,462,469.58, 409,118,246.82 and 164,311,997.98 is: 226,750,578.72
Step by Step Solution
- Step 1: Write the proportion equation
296,462,469.58 : 409,118,246.82 = 164,311,997.98 : x - Step 2: Convert to fraction form
296,462,469.58/409,118,246.82 = 164,311,997.98/x - Step 3: Cross multiply
296,462,469.58x = 409,118,246.82 × 164,311,997.98 - Step 4: Simplify right side
296,462,469.58x = 67,223,036,545,068,976 - Step 5: Solve for x
x = 67,223,036,545,068,976/296,462,469.58 - Step 6: Final answer
x = 226,750,578.72
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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.