Finding the Fourth Proportional to 323,847,223.80, 485,770,835.70 and 160,110,251.70
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Solution
The fourth proportional to 323,847,223.80, 485,770,835.70 and 160,110,251.70 is: 240,165,377.55
Step by Step Solution
- Step 1: Write the proportion equation
323,847,223.80 : 485,770,835.70 = 160,110,251.70 : x - Step 2: Convert to fraction form
323,847,223.80/485,770,835.70 = 160,110,251.70/x - Step 3: Cross multiply
323,847,223.80x = 485,770,835.70 × 160,110,251.70 - Step 4: Simplify right side
323,847,223.80x = 77,776,890,772,446,336 - Step 5: Solve for x
x = 77,776,890,772,446,336/323,847,223.80 - Step 6: Final answer
x = 240,165,377.55
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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.