Finding the Fourth Proportional to 330,736,029.80, 496,104,044.70 and 169,492,893.80
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Solution
The fourth proportional to 330,736,029.80, 496,104,044.70 and 169,492,893.80 is: 254,239,340.70
Step by Step Solution
- Step 1: Write the proportion equation
330,736,029.80 : 496,104,044.70 = 169,492,893.80 : x - Step 2: Convert to fraction form
330,736,029.80/496,104,044.70 = 169,492,893.80/x - Step 3: Cross multiply
330,736,029.80x = 496,104,044.70 × 169,492,893.80 - Step 4: Simplify right side
330,736,029.80x = 84,086,110,162,087,552 - Step 5: Solve for x
x = 84,086,110,162,087,552/330,736,029.80 - Step 6: Final answer
x = 254,239,340.70
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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.