Finding the Fourth Proportional to 226,720,208.90, 340,080,313.35 and 73,381,765.70
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Solution
The fourth proportional to 226,720,208.90, 340,080,313.35 and 73,381,765.70 is: 110,072,648.55
Step by Step Solution
- Step 1: Write the proportion equation
226,720,208.90 : 340,080,313.35 = 73,381,765.70 : x - Step 2: Convert to fraction form
226,720,208.90/340,080,313.35 = 73,381,765.70/x - Step 3: Cross multiply
226,720,208.90x = 340,080,313.35 × 73,381,765.70 - Step 4: Simplify right side
226,720,208.90x = 24,955,693,873,432,284 - Step 5: Solve for x
x = 24,955,693,873,432,284/226,720,208.90 - Step 6: Final answer
x = 110,072,648.55
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1.5x scale
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.