Finding the Fourth Proportional to 741,795,793.60, 1,112,457,451.92 and 243,690,688.48
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Solution
The fourth proportional to 741,795,793.60, 1,112,457,451.92 and 243,690,688.48 is: 365,458,424.95
Step by Step Solution
- Step 1: Write the proportion equation
741,795,793.60 : 1,112,457,451.92 = 243,690,688.48 : x - Step 2: Convert to fraction form
741,795,793.60/1,112,457,451.92 = 243,690,688.48/x - Step 3: Cross multiply
741,795,793.60x = 1,112,457,451.92 × 243,690,688.48 - Step 4: Simplify right side
741,795,793.60x = 271,095,522,363,091,296 - Step 5: Solve for x
x = 271,095,522,363,091,296/741,795,793.60 - Step 6: Final answer
x = 365,458,424.95
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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.