Finding the Fourth Proportional to 99,245,052.16, 148,867,630.08 and 37,819,888
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Solution
The fourth proportional to 99,245,052.16, 148,867,630.08 and 37,819,888 is: 56,729,851.75
Step by Step Solution
- Step 1: Write the proportion equation
99,245,052.16 : 148,867,630.08 = 37,819,888 : x - Step 2: Convert to fraction form
99,245,052.16/148,867,630.08 = 37,819,888/x - Step 3: Cross multiply
99,245,052.16x = 148,867,630.08 × 37,819,888 - Step 4: Simplify right side
99,245,052.16x = 5,630,157,096,451,032 - Step 5: Solve for x
x = 5,630,157,096,451,032/99,245,052.16 - Step 6: Final answer
x = 56,729,851.75
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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.