Finding the Fourth Proportional to 445,757,416.05, 615,201,984.98 and 269,546,672.58
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Solution
The fourth proportional to 445,757,416.05, 615,201,984.98 and 269,546,672.58 is: 372,008,725.02
Step by Step Solution
- Step 1: Write the proportion equation
445,757,416.05 : 615,201,984.98 = 269,546,672.58 : x - Step 2: Convert to fraction form
445,757,416.05/615,201,984.98 = 269,546,672.58/x - Step 3: Cross multiply
445,757,416.05x = 615,201,984.98 × 269,546,672.58 - Step 4: Simplify right side
445,757,416.05x = 165,825,648,013,326,208 - Step 5: Solve for x
x = 165,825,648,013,326,208/445,757,416.05 - Step 6: Final answer
x = 372,008,725.02
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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.