Finding the Fourth Proportional to 135,422,198.82, 203,106,847.68 and 43,281,220.68
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Solution
The fourth proportional to 135,422,198.82, 203,106,847.68 and 43,281,220.68 is: 64,913,377.37
Step by Step Solution
- Step 1: Write the proportion equation
135,422,198.82 : 203,106,847.68 = 43,281,220.68 : x - Step 2: Convert to fraction form
135,422,198.82/203,106,847.68 = 43,281,220.68/x - Step 3: Cross multiply
135,422,198.82x = 203,106,847.68 × 43,281,220.68 - Step 4: Simplify right side
135,422,198.82x = 8,790,712,296,057,226 - Step 5: Solve for x
x = 8,790,712,296,057,226/135,422,198.82 - Step 6: Final answer
x = 64,913,377.37
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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.