Finding the Fourth Proportional to 10,883,643,519.12, 15,019,391,224.26 and 6,125,916,637.68
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Solution
The fourth proportional to 10,883,643,519.12, 15,019,391,224.26 and 6,125,916,637.68 is: 8,453,744,228.84
Step by Step Solution
- Step 1: Write the proportion equation
10,883,643,519.12 : 15,019,391,224.26 = 6,125,916,637.68 : x - Step 2: Convert to fraction form
10,883,643,519.12/15,019,391,224.26 = 6,125,916,637.68/x - Step 3: Cross multiply
10,883,643,519.12x = 15,019,391,224.26 × 6,125,916,637.68 - Step 4: Simplify right side
10,883,643,519.12x = 92,007,538,588,519,317,504 - Step 5: Solve for x
x = 92,007,538,588,519,317,504/10,883,643,519.12 - Step 6: Final answer
x = 8,453,744,228.84
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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.