Finding the Fourth Proportional to 414,449,814.18, 572,198,860.71 and 263,827,456.60
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Solution
The fourth proportional to 414,449,814.18, 572,198,860.71 and 263,827,456.60 is: 364,246,200.45
Step by Step Solution
- Step 1: Write the proportion equation
414,449,814.18 : 572,198,860.71 = 263,827,456.60 : x - Step 2: Convert to fraction form
414,449,814.18/572,198,860.71 = 263,827,456.60/x - Step 3: Cross multiply
414,449,814.18x = 572,198,860.71 × 263,827,456.60 - Step 4: Simplify right side
414,449,814.18x = 150,961,770,090,536,992 - Step 5: Solve for x
x = 150,961,770,090,536,992/414,449,814.18 - Step 6: Final answer
x = 364,246,200.45
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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.