Finding the Fourth Proportional to 481,656,774.24, 664,704,582.48 and 269,967,484.08
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Solution
The fourth proportional to 481,656,774.24, 664,704,582.48 and 269,967,484.08 is: 372,565,348.16
Step by Step Solution
- Step 1: Write the proportion equation
481,656,774.24 : 664,704,582.48 = 269,967,484.08 : x - Step 2: Convert to fraction form
481,656,774.24/664,704,582.48 = 269,967,484.08/x - Step 3: Cross multiply
481,656,774.24x = 664,704,582.48 × 269,967,484.08 - Step 4: Simplify right side
481,656,774.24x = 179,448,623,788,572,448 - Step 5: Solve for x
x = 179,448,623,788,572,448/481,656,774.24 - Step 6: Final answer
x = 372,565,348.16
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.