Finding the Fourth Proportional to 18,449,618,429.08, 27,718,577,268.54 and 11,830,216,475.08
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Solution
The fourth proportional to 18,449,618,429.08, 27,718,577,268.54 and 11,830,216,475.08 is: 17,773,634,220.60
Step by Step Solution
- Step 1: Write the proportion equation
18,449,618,429.08 : 27,718,577,268.54 = 11,830,216,475.08 : x - Step 2: Convert to fraction form
18,449,618,429.08/27,718,577,268.54 = 11,830,216,475.08/x - Step 3: Cross multiply
18,449,618,429.08x = 27,718,577,268.54 × 11,830,216,475.08 - Step 4: Simplify right side
18,449,618,429.08x = 327,916,769,468,059,877,376 - Step 5: Solve for x
x = 327,916,769,468,059,877,376/18,449,618,429.08 - Step 6: Final answer
x = 17,773,634,220.60
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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.