Finding the Fourth Proportional to 332,149,657.80, 498,224,486.70 and 159,584,860.20
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Solution
The fourth proportional to 332,149,657.80, 498,224,486.70 and 159,584,860.20 is: 239,377,290.30
Step by Step Solution
- Step 1: Write the proportion equation
332,149,657.80 : 498,224,486.70 = 159,584,860.20 : x - Step 2: Convert to fraction form
332,149,657.80/498,224,486.70 = 159,584,860.20/x - Step 3: Cross multiply
332,149,657.80x = 498,224,486.70 × 159,584,860.20 - Step 4: Simplify right side
332,149,657.80x = 79,509,085,058,236,256 - Step 5: Solve for x
x = 79,509,085,058,236,256/332,149,657.80 - Step 6: Final answer
x = 239,377,290.30
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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.