Finding the Fourth Proportional to 136,589,226.32, 188,494,594.44 and 74,708,241.68
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Solution
The fourth proportional to 136,589,226.32, 188,494,594.44 and 74,708,241.68 is: 103,098,173.23
Step by Step Solution
- Step 1: Write the proportion equation
136,589,226.32 : 188,494,594.44 = 74,708,241.68 : x - Step 2: Convert to fraction form
136,589,226.32/188,494,594.44 = 74,708,241.68/x - Step 3: Cross multiply
136,589,226.32x = 188,494,594.44 × 74,708,241.68 - Step 4: Simplify right side
136,589,226.32x = 14,082,099,716,797,106 - Step 5: Solve for x
x = 14,082,099,716,797,106/136,589,226.32 - Step 6: Final answer
x = 103,098,173.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.