Finding the Fourth Proportional to 301,316,783.36, 415,783,386.24 and 177,549,405.44
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Solution
The fourth proportional to 301,316,783.36, 415,783,386.24 and 177,549,405.44 is: 244,998,277.88
Step by Step Solution
- Step 1: Write the proportion equation
301,316,783.36 : 415,783,386.24 = 177,549,405.44 : x - Step 2: Convert to fraction form
301,316,783.36/415,783,386.24 = 177,549,405.44/x - Step 3: Cross multiply
301,316,783.36x = 415,783,386.24 × 177,549,405.44 - Step 4: Simplify right side
301,316,783.36x = 73,822,093,018,741,872 - Step 5: Solve for x
x = 73,822,093,018,741,872/301,316,783.36 - Step 6: Final answer
x = 244,998,277.88
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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.