Finding the Fourth Proportional to 250,419,135.37, 375,628,714.74 and 171,557,878.80
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Solution
The fourth proportional to 250,419,135.37, 375,628,714.74 and 171,557,878.80 is: 257,336,826.20
Step by Step Solution
- Step 1: Write the proportion equation
250,419,135.37 : 375,628,714.74 = 171,557,878.80 : x - Step 2: Convert to fraction form
250,419,135.37/375,628,714.74 = 171,557,878.80/x - Step 3: Cross multiply
250,419,135.37x = 375,628,714.74 × 171,557,878.80 - Step 4: Simplify right side
250,419,135.37x = 64,442,065,516,271,368 - Step 5: Solve for x
x = 64,442,065,516,271,368/250,419,135.37 - Step 6: Final answer
x = 257,336,826.20
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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.