Finding the Fourth Proportional to 562,446,747.80, 843,670,121.70 and 153,544,232.60
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Solution
The fourth proportional to 562,446,747.80, 843,670,121.70 and 153,544,232.60 is: 230,316,348.90
Step by Step Solution
- Step 1: Write the proportion equation
562,446,747.80 : 843,670,121.70 = 153,544,232.60 : x - Step 2: Convert to fraction form
562,446,747.80/843,670,121.70 = 153,544,232.60/x - Step 3: Cross multiply
562,446,747.80x = 843,670,121.70 × 153,544,232.60 - Step 4: Simplify right side
562,446,747.80x = 129,540,681,403,975,104 - Step 5: Solve for x
x = 129,540,681,403,975,104/562,446,747.80 - Step 6: Final answer
x = 230,316,348.90
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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.