Finding the Fourth Proportional to 157,419,119.80, 236,128,679.70 and 151,041,827.80
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Solution
The fourth proportional to 157,419,119.80, 236,128,679.70 and 151,041,827.80 is: 226,562,741.70
Step by Step Solution
- Step 1: Write the proportion equation
157,419,119.80 : 236,128,679.70 = 151,041,827.80 : x - Step 2: Convert to fraction form
157,419,119.80/236,128,679.70 = 151,041,827.80/x - Step 3: Cross multiply
157,419,119.80x = 236,128,679.70 × 151,041,827.80 - Step 4: Simplify right side
157,419,119.80x = 35,665,307,377,888,756 - Step 5: Solve for x
x = 35,665,307,377,888,756/157,419,119.80 - Step 6: Final answer
x = 226,562,741.70
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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.