Finding the Fourth Proportional to 27,962,793,520.48, 38,597,851,170.50 and 22,257,543,206.08
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Solution
The fourth proportional to 27,962,793,520.48, 38,597,851,170.50 and 22,257,543,206.08 is: 30,722,729,453.34
Step by Step Solution
- Step 1: Write the proportion equation
27,962,793,520.48 : 38,597,851,170.50 = 22,257,543,206.08 : x - Step 2: Convert to fraction form
27,962,793,520.48/38,597,851,170.50 = 22,257,543,206.08/x - Step 3: Cross multiply
27,962,793,520.48x = 38,597,851,170.50 × 22,257,543,206.08 - Step 4: Simplify right side
27,962,793,520.48x = 859,093,340,089,249,300,480 - Step 5: Solve for x
x = 859,093,340,089,249,300,480/27,962,793,520.48 - Step 6: Final answer
x = 30,722,729,453.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.