Finding the Fourth Proportional to 94,320,502.60, 141,144,830.70 and 65,431,107.40
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Solution
The fourth proportional to 94,320,502.60, 141,144,830.70 and 65,431,107.40 is: 97,913,627.70
Step by Step Solution
- Step 1: Write the proportion equation
94,320,502.60 : 141,144,830.70 = 65,431,107.40 : x - Step 2: Convert to fraction form
94,320,502.60/141,144,830.70 = 65,431,107.40/x - Step 3: Cross multiply
94,320,502.60x = 141,144,830.70 × 65,431,107.40 - Step 4: Simplify right side
94,320,502.60x = 9,235,262,576,486,516 - Step 5: Solve for x
x = 9,235,262,576,486,516/94,320,502.60 - Step 6: Final answer
x = 97,913,627.70
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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.