Finding the Fourth Proportional to 450,078,283.52, 674,243,879.97 and 331,688,033.09
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Solution
The fourth proportional to 450,078,283.52, 674,243,879.97 and 331,688,033.09 is: 496,888,284.90
Step by Step Solution
- Step 1: Write the proportion equation
450,078,283.52 : 674,243,879.97 = 331,688,033.09 : x - Step 2: Convert to fraction form
450,078,283.52/674,243,879.97 = 331,688,033.09/x - Step 3: Cross multiply
450,078,283.52x = 674,243,879.97 × 331,688,033.09 - Step 4: Simplify right side
450,078,283.52x = 223,638,626,370,650,880 - Step 5: Solve for x
x = 223,638,626,370,650,880/450,078,283.52 - Step 6: Final answer
x = 496,888,284.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.