Finding the Fourth Proportional to 850,339,281.63, 1,275,508,938.84 and 204,107,025.63
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Solution
The fourth proportional to 850,339,281.63, 1,275,508,938.84 and 204,107,025.63 is: 306,160,542.38
Step by Step Solution
- Step 1: Write the proportion equation
850,339,281.63 : 1,275,508,938.84 = 204,107,025.63 : x - Step 2: Convert to fraction form
850,339,281.63/1,275,508,938.84 = 204,107,025.63/x - Step 3: Cross multiply
850,339,281.63x = 1,275,508,938.84 × 204,107,025.63 - Step 4: Simplify right side
850,339,281.63x = 260,340,335,671,109,952 - Step 5: Solve for x
x = 260,340,335,671,109,952/850,339,281.63 - Step 6: Final answer
x = 306,160,542.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.