Finding the Fourth Proportional to 352,426,776.42, 486,320,483.27 and 203,757,480.08
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Solution
The fourth proportional to 352,426,776.42, 486,320,483.27 and 203,757,480.08 is: 281,168,863.47
Step by Step Solution
- Step 1: Write the proportion equation
352,426,776.42 : 486,320,483.27 = 203,757,480.08 : x - Step 2: Convert to fraction form
352,426,776.42/486,320,483.27 = 203,757,480.08/x - Step 3: Cross multiply
352,426,776.42x = 486,320,483.27 × 203,757,480.08 - Step 4: Simplify right side
352,426,776.42x = 99,091,436,182,383,008 - Step 5: Solve for x
x = 99,091,436,182,383,008/352,426,776.42 - Step 6: Final answer
x = 281,168,863.47
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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.