Finding the Fourth Proportional to 265,068,251.70, 397,602,377.55 and 71,009,618.10
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Solution
The fourth proportional to 265,068,251.70, 397,602,377.55 and 71,009,618.10 is: 106,514,427.15
Step by Step Solution
- Step 1: Write the proportion equation
265,068,251.70 : 397,602,377.55 = 71,009,618.10 : x - Step 2: Convert to fraction form
265,068,251.70/397,602,377.55 = 71,009,618.10/x - Step 3: Cross multiply
265,068,251.70x = 397,602,377.55 × 71,009,618.10 - Step 4: Simplify right side
265,068,251.70x = 28,233,592,985,477,512 - Step 5: Solve for x
x = 28,233,592,985,477,512/265,068,251.70 - Step 6: Final answer
x = 106,514,427.15
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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.