Finding the Fourth Proportional to 894,288,659.63, 1,341,432,989.46 and 248,056,403.63
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Solution
The fourth proportional to 894,288,659.63, 1,341,432,989.46 and 248,056,403.63 is: 372,084,605.44
Step by Step Solution
- Step 1: Write the proportion equation
894,288,659.63 : 1,341,432,989.46 = 248,056,403.63 : x - Step 2: Convert to fraction form
894,288,659.63/1,341,432,989.46 = 248,056,403.63/x - Step 3: Cross multiply
894,288,659.63x = 1,341,432,989.46 × 248,056,403.63 - Step 4: Simplify right side
894,288,659.63x = 332,751,043,069,380,160 - Step 5: Solve for x
x = 332,751,043,069,380,160/894,288,659.63 - Step 6: Final answer
x = 372,084,605.44
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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.