Finding the Fourth Proportional to 115,955,278.08, 173,980,594.56 and 51,224,920.32
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Solution
The fourth proportional to 115,955,278.08, 173,980,594.56 and 51,224,920.32 is: 76,858,442.68
Step by Step Solution
- Step 1: Write the proportion equation
115,955,278.08 : 173,980,594.56 = 51,224,920.32 : x - Step 2: Convert to fraction form
115,955,278.08/173,980,594.56 = 51,224,920.32/x - Step 3: Cross multiply
115,955,278.08x = 173,980,594.56 × 51,224,920.32 - Step 4: Simplify right side
115,955,278.08x = 8,912,142,093,562,226 - Step 5: Solve for x
x = 8,912,142,093,562,226/115,955,278.08 - Step 6: Final answer
x = 76,858,442.68
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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.