Finding the Fourth Proportional to 135,522,832.12, 203,293,095.54 and 99,239,808.76
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Solution
The fourth proportional to 135,522,832.12, 203,293,095.54 and 99,239,808.76 is: 148,866,191.83
Step by Step Solution
- Step 1: Write the proportion equation
135,522,832.12 : 203,293,095.54 = 99,239,808.76 : x - Step 2: Convert to fraction form
135,522,832.12/203,293,095.54 = 99,239,808.76/x - Step 3: Cross multiply
135,522,832.12x = 203,293,095.54 × 99,239,808.76 - Step 4: Simplify right side
135,522,832.12x = 20,174,767,923,618,008 - Step 5: Solve for x
x = 20,174,767,923,618,008/135,522,832.12 - Step 6: Final answer
x = 148,866,191.83
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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.