Finding the Fourth Proportional to 166,955,534.07, 250,315,956.23 and 73,538,170.80
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Solution
The fourth proportional to 166,955,534.07, 250,315,956.23 and 73,538,170.80 is: 110,255,569.82
Step by Step Solution
- Step 1: Write the proportion equation
166,955,534.07 : 250,315,956.23 = 73,538,170.80 : x - Step 2: Convert to fraction form
166,955,534.07/250,315,956.23 = 73,538,170.80/x - Step 3: Cross multiply
166,955,534.07x = 250,315,956.23 × 73,538,170.80 - Step 4: Simplify right side
166,955,534.07x = 18,407,777,542,839,372 - Step 5: Solve for x
x = 18,407,777,542,839,372/166,955,534.07 - Step 6: Final answer
x = 110,255,569.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.