Finding the Fourth Proportional to 403,704,729.22, 557,112,750.24 and 218,065,745.92
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Solution
The fourth proportional to 403,704,729.22, 557,112,750.24 and 218,065,745.92 is: 300,930,850.32
Step by Step Solution
- Step 1: Write the proportion equation
403,704,729.22 : 557,112,750.24 = 218,065,745.92 : x - Step 2: Convert to fraction form
403,704,729.22/557,112,750.24 = 218,065,745.92/x - Step 3: Cross multiply
403,704,729.22x = 557,112,750.24 × 218,065,745.92 - Step 4: Simplify right side
403,704,729.22x = 121,487,207,442,628,256 - Step 5: Solve for x
x = 121,487,207,442,628,256/403,704,729.22 - Step 6: Final answer
x = 300,930,850.32
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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.