Finding the Fourth Proportional to 157,512,000.70, 236,268,001.05 and 149,953,728.70
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Solution
The fourth proportional to 157,512,000.70, 236,268,001.05 and 149,953,728.70 is: 224,930,593.05
Step by Step Solution
- Step 1: Write the proportion equation
157,512,000.70 : 236,268,001.05 = 149,953,728.70 : x - Step 2: Convert to fraction form
157,512,000.70/236,268,001.05 = 149,953,728.70/x - Step 3: Cross multiply
157,512,000.70x = 236,268,001.05 × 149,953,728.70 - Step 4: Simplify right side
157,512,000.70x = 35,429,267,729,943,016 - Step 5: Solve for x
x = 35,429,267,729,943,016/157,512,000.70 - Step 6: Final answer
x = 224,930,593.05
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1.5x scale
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.