Finding the Fourth Proportional to 115,511,566.16, 173,305,937.64 and 37,792,027.28
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Solution
The fourth proportional to 115,511,566.16, 173,305,937.64 and 37,792,027.28 is: 56,700,665.92
Step by Step Solution
- Step 1: Write the proportion equation
115,511,566.16 : 173,305,937.64 = 37,792,027.28 : x - Step 2: Convert to fraction form
115,511,566.16/173,305,937.64 = 37,792,027.28/x - Step 3: Cross multiply
115,511,566.16x = 173,305,937.64 × 37,792,027.28 - Step 4: Simplify right side
115,511,566.16x = 6,549,582,723,076,858 - Step 5: Solve for x
x = 6,549,582,723,076,858/115,511,566.16 - Step 6: Final answer
x = 56,700,665.92
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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.