Finding the Fourth Proportional to 299,657,731.77, 449,487,175.84 and 115,511,924.44
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Solution
The fourth proportional to 299,657,731.77, 449,487,175.84 and 115,511,924.44 is: 173,268,109.54
Step by Step Solution
- Step 1: Write the proportion equation
299,657,731.77 : 449,487,175.84 = 115,511,924.44 : x - Step 2: Convert to fraction form
299,657,731.77/449,487,175.84 = 115,511,924.44/x - Step 3: Cross multiply
299,657,731.77x = 449,487,175.84 × 115,511,924.44 - Step 4: Simplify right side
299,657,731.77x = 51,921,128,693,301,328 - Step 5: Solve for x
x = 51,921,128,693,301,328/299,657,731.77 - Step 6: Final answer
x = 173,268,109.54
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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.