Finding the Fourth Proportional to 112,499,956.44, 168,413,723.09 and 68,049,722.12
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Solution
The fourth proportional to 112,499,956.44, 168,413,723.09 and 68,049,722.12 is: 101,871,213.28
Step by Step Solution
- Step 1: Write the proportion equation
112,499,956.44 : 168,413,723.09 = 68,049,722.12 : x - Step 2: Convert to fraction form
112,499,956.44/168,413,723.09 = 68,049,722.12/x - Step 3: Cross multiply
112,499,956.44x = 168,413,723.09 × 68,049,722.12 - Step 4: Simplify right side
112,499,956.44x = 11,460,507,056,286,810 - Step 5: Solve for x
x = 11,460,507,056,286,810/112,499,956.44 - Step 6: Final answer
x = 101,871,213.28
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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.