Finding the Fourth Proportional to 25,269,234,729.18, 37,906,182,214.12 and 8,252,089,473.99
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Solution
The fourth proportional to 25,269,234,729.18, 37,906,182,214.12 and 8,252,089,473.99 is: 12,378,895,150.59
Step by Step Solution
- Step 1: Write the proportion equation
25,269,234,729.18 : 37,906,182,214.12 = 8,252,089,473.99 : x - Step 2: Convert to fraction form
25,269,234,729.18/37,906,182,214.12 = 8,252,089,473.99/x - Step 3: Cross multiply
25,269,234,729.18x = 37,906,182,214.12 × 8,252,089,473.99 - Step 4: Simplify right side
25,269,234,729.18x = 312,805,207,248,286,646,272 - Step 5: Solve for x
x = 312,805,207,248,286,646,272/25,269,234,729.18 - Step 6: Final answer
x = 12,378,895,150.59
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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.