Finding the Fourth Proportional to 481,198,065.84, 664,035,549.48 and 261,176,767.92
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Solution
The fourth proportional to 481,198,065.84, 664,035,549.48 and 261,176,767.92 is: 360,414,288.65
Step by Step Solution
- Step 1: Write the proportion equation
481,198,065.84 : 664,035,549.48 = 261,176,767.92 : x - Step 2: Convert to fraction form
481,198,065.84/664,035,549.48 = 261,176,767.92/x - Step 3: Cross multiply
481,198,065.84x = 664,035,549.48 × 261,176,767.92 - Step 4: Simplify right side
481,198,065.84x = 173,430,658,597,167,648 - Step 5: Solve for x
x = 173,430,658,597,167,648/481,198,065.84 - Step 6: Final answer
x = 360,414,288.65
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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.