Finding the Fourth Proportional to 2,116,468,383.44, 2,920,789,652.04 and 1,163,799,634.64
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Solution
The fourth proportional to 2,116,468,383.44, 2,920,789,652.04 and 1,163,799,634.64 is: 1,606,078,293.68
Step by Step Solution
- Step 1: Write the proportion equation
2,116,468,383.44 : 2,920,789,652.04 = 1,163,799,634.64 : x - Step 2: Convert to fraction form
2,116,468,383.44/2,920,789,652.04 = 1,163,799,634.64/x - Step 3: Cross multiply
2,116,468,383.44x = 2,920,789,652.04 × 1,163,799,634.64 - Step 4: Simplify right side
2,116,468,383.44x = 3,399,213,929,904,444,928 - Step 5: Solve for x
x = 3,399,213,929,904,444,928/2,116,468,383.44 - Step 6: Final answer
x = 1,606,078,293.68
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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.