Finding the Fourth Proportional to 9,598,851,655.62, 13,246,434,729.54 and 5,369,834,167.44
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Solution
The fourth proportional to 9,598,851,655.62, 13,246,434,729.54 and 5,369,834,167.44 is: 7,410,382,028.96
Step by Step Solution
- Step 1: Write the proportion equation
9,598,851,655.62 : 13,246,434,729.54 = 5,369,834,167.44 : x - Step 2: Convert to fraction form
9,598,851,655.62/13,246,434,729.54 = 5,369,834,167.44/x - Step 3: Cross multiply
9,598,851,655.62x = 13,246,434,729.54 × 5,369,834,167.44 - Step 4: Simplify right side
9,598,851,655.62x = 71,131,157,807,447,728,128 - Step 5: Solve for x
x = 71,131,157,807,447,728,128/9,598,851,655.62 - Step 6: Final answer
x = 7,410,382,028.96
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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.