Finding the Fourth Proportional to 240,282,228.63, 331,596,470.61 and 135,858,057.87
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Solution
The fourth proportional to 240,282,228.63, 331,596,470.61 and 135,858,057.87 is: 187,488,074.96
Step by Step Solution
- Step 1: Write the proportion equation
240,282,228.63 : 331,596,470.61 = 135,858,057.87 : x - Step 2: Convert to fraction form
240,282,228.63/331,596,470.61 = 135,858,057.87/x - Step 3: Cross multiply
240,282,228.63x = 331,596,470.61 × 135,858,057.87 - Step 4: Simplify right side
240,282,228.63x = 45,050,052,493,621,136 - Step 5: Solve for x
x = 45,050,052,493,621,136/240,282,228.63 - Step 6: Final answer
x = 187,488,074.96
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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.