Finding the Fourth Proportional to 4,070,203,430.40, 6,105,305,145.60 and 1,452,962,793.60
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Solution
The fourth proportional to 4,070,203,430.40, 6,105,305,145.60 and 1,452,962,793.60 is: 2,179,444,190.40
Step by Step Solution
- Step 1: Write the proportion equation
4,070,203,430.40 : 6,105,305,145.60 = 1,452,962,793.60 : x - Step 2: Convert to fraction form
4,070,203,430.40/6,105,305,145.60 = 1,452,962,793.60/x - Step 3: Cross multiply
4,070,203,430.40x = 6,105,305,145.60 × 1,452,962,793.60 - Step 4: Simplify right side
4,070,203,430.40x = 8,870,781,220,131,430,400 - Step 5: Solve for x
x = 8,870,781,220,131,430,400/4,070,203,430.40 - Step 6: Final answer
x = 2,179,444,190.40
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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.